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七年级英语语法专项练习题_含答案解析版.html
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1044 lines (945 loc) · 89.7 KB
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<!DOCTYPE html>
<html lang="zh-CN">
<head>
<meta charset="UTF-8">
<meta name="viewport" content="width=device-width, initial-scale=1.0">
<title>七年级英语（深圳）语法专项练习题（含答案解析）</title>
<style>
/* ========== 全局与打印设置 ========== */
@page {
size: A4;
margin: 18mm 15mm 18mm 15mm;
}
* { box-sizing: border-box; margin: 0; padding: 0; }
body {
font-family: "Microsoft YaHei", "PingFang SC", "Hiragino Sans GB", sans-serif;
font-size: 11pt;
line-height: 1.75;
color: #1a1a2e;
background: #f5f5f5;
max-width: 210mm;
margin: 0 auto;
padding: 10px;
}
/* ========== 打印样式 ========== */
@media print {
body { background: #fff; padding: 0; font-size: 10.5pt; }
.no-print { display: none !important; }
.page-break { page-break-before: always; }
.avoid-break { page-break-inside: avoid; }
h2 { page-break-after: avoid; }
table { page-break-inside: avoid; }
.question { page-break-inside: avoid; }
details[open] .answer-content { page-break-inside: avoid; }
}
/* ========== 封面 ========== */
.cover {
text-align: center;
padding: 60px 20px 40px;
background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
color: #fff;
border-radius: 12px;
margin-bottom: 30px;
}
.cover h1 { font-size: 26pt; margin-bottom: 10px; text-shadow: 1px 1px 3px rgba(0,0,0,0.3); }
.cover .subtitle { font-size: 14pt; opacity: 0.9; margin-bottom: 20px; }
.cover .meta { font-size: 10pt; opacity: 0.75; }
.cover .meta span { margin: 0 10px; }
/* ========== 目录 ========== */
.toc {
background: #fff;
border-radius: 10px;
padding: 25px 30px;
margin-bottom: 30px;
box-shadow: 0 2px 8px rgba(0,0,0,0.08);
}
.toc h2 { color: #4a4e69; border: none; margin-bottom: 15px; }
.toc ul { list-style: none; padding: 0; }
.toc > ul > li { margin-bottom: 8px; }
.toc > ul > li > a {
font-weight: bold;
font-size: 12pt;
color: #4a4e69;
text-decoration: none;
border-bottom: 2px solid #e8e8e8;
display: block;
padding: 6px 0;
}
.toc > ul > li > a:hover { color: #764ba2; border-color: #764ba2; }
.toc .toc-sub { padding-left: 25px; margin-top: 4px; }
.toc .toc-sub li a {
font-size: 10.5pt;
color: #6c757d;
text-decoration: none;
display: block;
padding: 3px 0;
}
.toc .toc-sub li a:hover { color: #667eea; }
/* ========== 导航栏 ========== */
.nav-bar {
position: fixed;
top: 0; left: 0; right: 0;
background: linear-gradient(90deg, #667eea, #764ba2);
color: #fff;
z-index: 1000;
padding: 8px 20px;
display: flex;
align-items: center;
gap: 15px;
font-size: 9pt;
box-shadow: 0 2px 10px rgba(0,0,0,0.15);
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.nav-bar a { color: #e0e0ff; text-decoration: none; white-space: nowrap; }
.nav-bar a:hover { color: #fff; text-decoration: underline; }
@media print { .nav-bar { display: none; } }
/* ========== 章节标题 ========== */
h2 {
font-size: 18pt;
color: #2d3436;
border-left: 5px solid #764ba2;
padding-left: 15px;
margin: 35px 0 20px;
padding-bottom: 8px;
border-bottom: 2px solid #f0f0f0;
}
h3 {
font-size: 14pt;
color: #4a4e69;
margin: 25px 0 12px;
padding-bottom: 5px;
border-bottom: 1px dashed #ddd;
}
h4 {
font-size: 12pt;
color: #6c5ce7;
margin: 18px 0 8px;
}
/* ========== 卡片容器 ========== */
.section-card {
background: #fff;
border-radius: 10px;
padding: 25px;
margin-bottom: 25px;
box-shadow: 0 2px 8px rgba(0,0,0,0.06);
}
/* ========== 表格 ========== */
table {
width: 100%;
border-collapse: collapse;
margin: 12px 0 18px;
font-size: 10.5pt;
}
th {
background: linear-gradient(135deg, #667eea, #764ba2);
color: #fff;
padding: 10px 12px;
text-align: left;
font-weight: 600;
}
td {
padding: 8px 12px;
border-bottom: 1px solid #eee;
}
tr:nth-child(even) { background: #f8f9ff; }
tr:hover { background: #f0f2ff; }
/* ========== 重要程度星级 ========== */
.star5 { color: #e74c3c; font-size: 13pt; }
.star4 { color: #e67e22; font-size: 13pt; }
.star3 { color: #f39c12; font-size: 13pt; }
.star2 { color: #27ae60; font-size: 13pt; }
.star1 { color: #3498db; font-size: 13pt; }
/* ========== 提示框 ========== */
.tip-box {
background: linear-gradient(135deg, #e8f5e9, #f1f8e9);
border-left: 4px solid #4caf50;
padding: 15px 18px;
margin: 15px 0;
border-radius: 0 8px 8px 0;
font-size: 10.5pt;
}
.tip-box::before { content: "💡 "; font-size: 12pt; }
/* ========== 错误/易错分析框 ========== */
.error-box {
background: linear-gradient(135deg, #fff3e0, #fff8e1);
border-left: 4px solid #ff9800;
padding: 15px 18px;
margin: 15px 0;
border-radius: 0 8px 8px 0;
font-size: 10.5pt;
}
.error-box::before { content: "⚠️ "; font-size: 12pt; }
/* ========== 正确/错误对比 ========== */
.compare-table {
display: grid;
grid-template-columns: 1fr 1fr;
gap: 10px;
margin: 10px 0;
}
.wrong-example {
background: #ffebee;
border: 1px solid #ef9a9a;
border-radius: 6px;
padding: 10px 14px;
}
.wrong-example::before { content: "✗ "; color: #e53935; font-weight: bold; }
.right-example {
background: #e8f5e9;
border: 1px solid #a5d6a7;
border-radius: 6px;
padding: 10px 14px;
}
.right-example::before { content: "✓ "; color: #2e7d32; font-weight: bold; }
/* ========== 练习题样式 ========== */
.exercise-section { margin-bottom: 30px; }
.exercise-header {
background: linear-gradient(135deg, #667eea, #764ba2);
color: #fff;
padding: 15px 20px;
border-radius: 10px 10px 0 0;
display: flex;
justify-content: space-between;
align-items: center;
}
.exercise-header h3 {
color: #fff;
border: none;
margin: 0;
font-size: 14pt;
}
.exercise-header .badge {
background: rgba(255,255,255,0.25);
padding: 4px 12px;
border-radius: 15px;
font-size: 9pt;
}
.question {
background: #fff;
border: 1px solid #e8e8e8;
border-radius: 8px;
margin: 10px 0;
overflow: hidden;
transition: box-shadow 0.2s;
}
.question:hover { box-shadow: 0 3px 12px rgba(0,0,0,0.1); }
.q-header {
background: #f8f9ff;
padding: 8px 15px;
display: flex;
align-items: center;
gap: 10px;
border-bottom: 1px solid #eee;
font-size: 9pt;
}
.q-num { font-weight: bold; color: #4a4e69; font-size: 10.5pt; }
.q-type {
background: #e8eaf6;
color: #3f51b5;
padding: 2px 8px;
border-radius: 10px;
font-size: 8.5pt;
}
.q-diff {
padding: 2px 8px;
border-radius: 10px;
font-size: 8.5pt;
color: #fff;
}
.difficulty-basic { background: #4caf50; }
.difficulty-medium { background: #ff9800; }
.difficulty-hard { background: #f44336; }
.q-body {
padding: 12px 15px;
font-size: 11pt;
}
.q-body .options { margin: 8px 0 0 20px; }
.q-body .options li { margin: 4px 0; list-style: upper-alpha; }
details.q-answer {
border-top: 1px solid #eee;
}
details.q-answer summary {
padding: 10px 15px;
background: #fafafa;
cursor: pointer;
font-size: 10pt;
color: #667eea;
font-weight: 500;
user-select: none;
}
details.q-answer summary:hover { background: #f0f2ff; }
.answer-content {
padding: 12px 15px;
font-size: 10pt;
border-top: 1px solid #f0f0f0;
}
.answer-content p { margin: 6px 0; line-height: 1.6; }
.correct-answer { color: #2e7d32; }
.wrong-answer { color: #c62828; }
.analysis { color: #1565c0; }
.discrimination { color: #6a1b9a; }
/* ========== 考情分析表格 ========== */
.freq-bar {
display: inline-block;
height: 16px;
border-radius: 3px;
vertical-align: middle;
}
.freq-5 { width: 100px; background: linear-gradient(90deg, #e74c3c, #c0392b); }
.freq-4 { width: 80px; background: linear-gradient(90deg, #e67e22, #d35400); }
.freq-3 { width: 60px; background: linear-gradient(90deg, #f39c12, #e67e22); }
.freq-2 { width: 40px; background: linear-gradient(90deg, #27ae60, #219a52); }
.freq-1 { width: 20px; background: linear-gradient(90deg, #3498db, #2980b9); }
/* ========== 口诀框 ========== */
.rhyme-box {
background: linear-gradient(135deg, #fce4ec, #f3e5f5);
border: 2px dashed #ce93d8;
border-radius: 10px;
padding: 15px 20px;
margin: 15px 0;
text-align: center;
font-size: 12pt;
color: #6a1b9a;
font-weight: bold;
}
/* ========== 规则标签 ========== */
.rule-tag {
display: inline-block;
background: #e8eaf6;
color: #283593;
padding: 2px 10px;
border-radius: 12px;
font-size: 9pt;
margin: 2px;
}
/* ========== SVG 图标样式 ========== */
.icon-svg { width: 20px; height: 20px; vertical-align: middle; margin-right: 5px; }
/* ========== 提升计划时间线 ========== */
.timeline {
position: relative;
padding-left: 30px;
margin: 20px 0;
}
.timeline::before {
content: '';
position: absolute;
left: 10px; top: 0; bottom: 0;
width: 3px;
background: linear-gradient(180deg, #667eea, #764ba2);
}
.timeline-item {
position: relative;
margin-bottom: 15px;
padding: 12px 15px;
background: #fff;
border-radius: 8px;
border: 1px solid #e8e8e8;
}
.timeline-item::before {
content: '';
position: absolute;
left: -25px; top: 15px;
width: 12px; height: 12px;
background: #667eea;
border-radius: 50%;
border: 2px solid #fff;
box-shadow: 0 0 0 2px #667eea;
}
/* ========== 页脚 ========== */
.footer {
text-align: center;
padding: 20px;
color: #999;
font-size: 9pt;
border-top: 1px solid #eee;
margin-top: 30px;
}
/* ========== 全部展开/收起按钮 ========== */
.toggle-all {
background: linear-gradient(135deg, #667eea, #764ba2);
color: #fff;
border: none;
padding: 8px 20px;
border-radius: 20px;
cursor: pointer;
font-size: 10pt;
margin: 10px 0;
transition: opacity 0.2s;
}
.toggle-all:hover { opacity: 0.85; }
/* ========== 打印优化：大标题分页 ========== */
.section-divider {
border: none;
height: 2px;
background: linear-gradient(90deg, #667eea, #764ba2, transparent);
margin: 30px 0;
}
/* ========== 内联高亮 ========== */
.hl { background: #fff9c4; padding: 1px 4px; border-radius: 3px; }
.correct-hl { color: #2e7d32; font-weight: bold; }
.wrong-hl { color: #c62828; text-decoration: line-through; }
.en { font-family: "Times New Roman", Georgia, serif; font-style: italic; }
/* ========== 推荐资源卡片 ========== */
.resource-card {
display: inline-block;
width: 48%;
vertical-align: top;
background: #fff;
border: 1px solid #e8e8e8;
border-radius: 8px;
padding: 15px;
margin: 5px 1%;
box-shadow: 0 1px 4px rgba(0,0,0,0.05);
}
.resource-card h4 { margin: 0 0 5px; font-size: 11pt; }
.resource-card p { font-size: 9.5pt; color: #666; margin: 3px 0; }
.resource-card a { color: #667eea; text-decoration: none; }
.resource-card a:hover { text-decoration: underline; }
@media print {
.resource-card { width: 100%; margin: 5px 0; }
}
/* ========== 语法点头部 ========== */
.gp-header {
display: flex;
justify-content: space-between;
align-items: center;
background: linear-gradient(135deg, #667eea, #764ba2);
color: #fff;
padding: 15px 20px;
border-radius: 10px 10px 0 0;
margin-top: 25px;
}
.gp-header h2 {
color: #fff;
border: none;
margin: 0;
padding: 0;
font-size: 16pt;
}
.gp-header .freq {
background: rgba(255,255,255,0.2);
padding: 4px 12px;
border-radius: 15px;
font-size: 9pt;
}
</style>
</head>
<body>
<nav class="nav-bar no-print">
<strong>七年级英语 语法专项练习题 · 含答案解析</strong>
</nav>
<div class="cover" style="margin-top: 40px;">
<h1>七年级英语（深圳）<br>语法专项练习题<br><span style="font-size:16pt;">含答案解析</span></h1>
<div class="subtitle">沪教牛津版 · 10大高频考点 · 200题 · 详细解析</div>
<div class="meta"><span>适用教材：沪教牛津版（深圳用）七年级上下册</span></div>
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<h2 id="part3">语法专项练习题（200题含答案解析）</h2>
<p style="margin:10px 0 15px; color:#666;">每个考点 20 道题。点击每题下方的"点击查看答案解析"展开详细解析。</p>
<button class="toggle-all no-print" onclick="toggleAllAnswers()">全部展开/收起答案</button>
<!-- 练习题1：一般现在时（20题） -->
<section class="exercise-section" id="ex1">
<div class="exercise-header"><h3>练习1：一般现在时（第三人称单数）</h3><span class="badge">20题 · ★★★★★</span></div>
<div class="question" id="q-1-1"><div class="q-header"><span class="q-num">1.</span><span class="q-type">单选</span><span class="q-diff difficulty-basic">基础</span></div>
<div class="q-body">She ________ to school by bus every day.<br>A. go B. goes C. going D. went</div>
<details class="q-answer"><summary>点击查看答案解析</summary><div class="answer-content">
<p class="correct-answer"><strong>正确答案：</strong>B. goes</p>
<p class="wrong-answer"><strong>常见易错答案：</strong>A. go（忽略三单变化）、D. went（误判时态）</p>
<p class="analysis"><strong>答题思路：</strong>①看到 every day → 一般现在时；②主语 She 是第三人称单数；③动词 go 需变为 goes。</p>
<p class="discrimination"><strong>答案辨析：</strong>A.go 是原形，只适用于 I/you/we/they；B.goes 是正确三单形式；C.going 是进行时形式；D.went 是过去式。</p>
</div></details></div>
<div class="question" id="q-1-2"><div class="q-header"><span class="q-num">2.</span><span class="q-type">单选</span><span class="q-diff difficulty-basic">基础</span></div>
<div class="q-body">My father ________ newspaper every morning.<br>A. read B. reads C. reading D. is reading</div>
<details class="q-answer"><summary>点击查看答案解析</summary><div class="answer-content">
<p class="correct-answer"><strong>正确答案：</strong>B. reads</p>
<p class="wrong-answer"><strong>常见易错答案：</strong>A. read（忽略三单）、D. is reading（误判为进行时）</p>
<p class="analysis"><strong>答题思路：</strong>① every morning → 一般现在时（习惯性动作）；②主语 My father = he → 第三人称单数；③ read + s → reads。</p>
<p class="discrimination"><strong>答案辨析：</strong>"每天早上"说明是习惯不是正在做，排除进行时。</p>
</div></details></div>
<div class="question" id="q-1-3"><div class="q-header"><span class="q-num">3.</span><span class="q-type">单选</span><span class="q-diff difficulty-medium">中等</span></div>
<div class="q-body">He ________ not like playing computer games.<br>A. do B. does C. is D. has</div>
<details class="q-answer"><summary>点击查看答案解析</summary><div class="answer-content">
<p class="correct-answer"><strong>正确答案：</strong>B. does</p>
<p class="wrong-answer"><strong>常见易错答案：</strong>A. do（忽略三单）、C. is（be 动词误用）</p>
<p class="analysis"><strong>答题思路：</strong>①这是否定句，结构是主语 + doesn't + 原形；②He 是第三人称单数，用 does not (doesn't)。</p>
<p class="discrimination"><strong>答案辨析：</strong>do 用于 I/you/we/they；does 用于 he/she/it；is 不能与实义动词 like 连用。</p>
</div></details></div>
<div class="question" id="q-1-4"><div class="q-header"><span class="q-num">4.</span><span class="q-type">单选</span><span class="q-diff difficulty-medium">中等</span></div>
<div class="q-body">— ________ your mother ________ English? <br>— Yes, she does.<br>A. Do...speak B. Does...speak C. Does...speaks D. Do...speaks</div>
<details class="q-answer"><summary>点击查看答案解析</summary><div class="answer-content">
<p class="correct-answer"><strong>正确答案：</strong>B. Does...speak</p>
<p class="wrong-answer"><strong>常见易错答案：</strong>C. Does...speaks（双重变形）、A. Do...speak（忽略三单）</p>
<p class="analysis"><strong>答题思路：</strong>①your mother = she → 第三人称单数 → 用 Does；②疑问句中 Does 后动词用原形 speak。</p>
<p class="discrimination"><strong>答案辨析：</strong>C 的错误最典型——Does 已经承担了三单变化，后面 speak 不能再加 s。这是"双重变形"错误。</p>
</div></details></div>
<div class="question" id="q-1-5"><div class="q-header"><span class="q-num">5.</span><span class="q-type">单选</span><span class="q-diff difficulty-medium">中等</span></div>
<div class="q-body">Water ________ at 100°C.<br>A. boil B. boils C. boiled D. is boiling</div>
<details class="q-answer"><summary>点击查看答案解析</summary><div class="answer-content">
<p class="correct-answer"><strong>正确答案：</strong>B. boils</p>
<p class="wrong-answer"><strong>常见易错答案：</strong>A. boil（忽略不可数名词做主语等同于三单）</p>
<p class="analysis"><strong>答题思路：</strong>①客观事实 → 一般现在时；②Water 是不可数名词 = 第三人称单数 → boil + s。</p>
<p class="discrimination"><strong>答案辨析：</strong>不可数名词（water/milk/bread/news）做主语时，等同于第三人称单数。</p>
</div></details></div>
<div class="question" id="q-1-6"><div class="q-header"><span class="q-num">6.</span><span class="q-type">单选</span><span class="q-diff difficulty-hard">较难</span></div>
<div class="q-body">The train ________ at 8:00 tomorrow morning.<br>A. leave B. leaves C. left D. will leave</div>
<details class="q-answer"><summary>点击查看答案解析</summary><div class="answer-content">
<p class="correct-answer"><strong>正确答案：</strong>B. leaves（也可以接受 D. will leave）</p>
<p class="wrong-answer"><strong>常见易错答案：</strong>C. left（误判为过去时）</p>
<p class="analysis"><strong>答题思路：</strong>①列车时刻表按固定时间运行 → 可用一般现在时表将来；②The train = 第三人称单数 → leaves。</p>
<p class="discrimination"><strong>答案辨析：</strong>交通时刻表、日程安排等可用一般现在时表将来。D.will leave 也对但 B 更符合"时刻表用法"考点。</p>
</div></details></div>
<div class="question" id="q-1-7"><div class="q-header"><span class="q-num">7.</span><span class="q-type">单选</span><span class="q-diff difficulty-medium">中等</span></div>
<div class="q-body">My parents ________ in Shenzhen.<br>A. live B. lives C. living D. lived</div>
<details class="q-answer"><summary>点击查看答案解析</summary><div class="answer-content">
<p class="correct-answer"><strong>正确答案：</strong>A. live</p>
<p class="wrong-answer"><strong>常见易错答案：</strong>B. lives（误判 parents 为单数）</p>
<p class="analysis"><strong>答题思路：</strong>①parents = 父母们 = they（复数）；②复数主语 + 一般现在时 → 动词原形 live。</p>
<p class="discrimination"><strong>答案辨析：</strong>parents 是 parent 的复数形式，不是第三人称单数，不需要加 s。</p>
</div></details></div>
<div class="question" id="q-1-8"><div class="q-header"><span class="q-num">8.</span><span class="q-type">单选</span><span class="q-diff difficulty-hard">较难</span></div>
<div class="q-body">She doesn't ________ TV on weekdays.<br>A. watches B. watch C. watching D. watched</div>
<details class="q-answer"><summary>点击查看答案解析</summary><div class="answer-content">
<p class="correct-answer"><strong>正确答案：</strong>B. watch</p>
<p class="wrong-answer"><strong>常见易错答案：</strong>A. watches（双重变形错误）</p>
<p class="analysis"><strong>答题思路：</strong>①doesn't 已经是 do 的三单否定形式；②后面必须用动词原形 watch。</p>
<p class="discrimination"><strong>答案辨析：</strong>这是七年级最高频错误——doesn't 和 watches 同时变化。"doesn't 已经承担了三单变化"是关键。</p>
</div></details></div>
<div class="question" id="q-1-9"><div class="q-header"><span class="q-num">9.</span><span class="q-type">填空</span><span class="q-diff difficulty-basic">基础</span></div>
<div class="q-body">He ________ (have) a big family.</div>
<details class="q-answer"><summary>点击查看答案解析</summary><div class="answer-content">
<p class="correct-answer"><strong>正确答案：</strong>has</p>
<p class="wrong-answer"><strong>常见易错答案：</strong>haves（错误加 s）、have（忽略三单）</p>
<p class="analysis"><strong>答题思路：</strong>He 是三单 → have 的三单形式是 has（特殊变化，不是 haves）。</p>
<p class="discrimination"><strong>答案辨析：</strong>have → has 是唯一的特殊三单变化，必须单独记忆。</p>
</div></details></div>
<div class="question" id="q-1-10"><div class="q-header"><span class="q-num">10.</span><span class="q-type">填空</span><span class="q-diff difficulty-basic">基础</span></div>
<div class="q-body">Tom often ________ (play) football after school.</div>
<details class="q-answer"><summary>点击查看答案解析</summary><div class="answer-content">
<p class="correct-answer"><strong>正确答案：</strong>plays</p>
<p class="wrong-answer"><strong>常见易错答案：</strong>play（忽略三单）</p>
<p class="analysis"><strong>答题思路：</strong>① often → 一般现在时；② Tom = he → 三单 → play + s = plays。</p>
</div></details></div>
<div class="question" id="q-1-11"><div class="q-header"><span class="q-num">11.</span><span class="q-type">填空</span><span class="q-diff difficulty-medium">中等</span></div>
<div class="q-body">She ________ (study) Chinese every day.</div>
<details class="q-answer"><summary>点击查看答案解析</summary><div class="answer-content">
<p class="correct-answer"><strong>正确答案：</strong>studies</p>
<p class="wrong-answer"><strong>常见易错答案：</strong>studys（直接加 s）、study（忽略三单）</p>
<p class="analysis"><strong>答题思路：</strong>study 以辅音 + y 结尾 → 变 y 为 i 加 es → studies。</p>
<p class="discrimination"><strong>答案辨析：</strong>studys 是错误拼写。辅音 + y 结尾的动词，必须变 y 为 i 再加 es。</p>
</div></details></div>
<div class="question" id="q-1-12"><div class="q-header"><span class="q-num">12.</span><span class="q-type">填空</span><span class="q-diff difficulty-medium">中等</span></div>
<div class="q-body">________ (do) your brother ________ (like) music?</div>
<details class="q-answer"><summary>点击查看答案解析</summary><div class="answer-content">
<p class="correct-answer"><strong>正确答案：</strong>Does...like</p>
<p class="wrong-answer"><strong>常见易错答案：</strong>Does...likes（双重变形）、Do...like（忽略三单）</p>
<p class="analysis"><strong>答题思路：</strong>①your brother = he → 三单 → 疑问句用 Does 开头；②Does 后用原形 like。</p>
</div></details></div>
<div class="question" id="q-1-13"><div class="q-header"><span class="q-num">13.</span><span class="q-type">填空</span><span class="q-diff difficulty-hard">较难</span></div>
<div class="q-body">My sister ________ (not watch) TV on school nights.</div>
<details class="q-answer"><summary>点击查看答案解析</summary><div class="answer-content">
<p class="correct-answer"><strong>正确答案：</strong>doesn't watch</p>
<p class="wrong-answer"><strong>常见易错答案：</strong>doesn't watches（双重变形）、don't watch（忽略三单）</p>
<p class="analysis"><strong>答题思路：</strong>① on school nights → 一般现在时；②My sister = she → 三单否定用 doesn't + 原形 watch。</p>
</div></details></div>
<div class="question" id="q-1-14"><div class="q-header"><span class="q-num">14.</span><span class="q-type">填空</span><span class="q-diff difficulty-basic">基础</span></div>
<div class="q-body">The Earth ________ (go) around the Sun.</div>
<details class="q-answer"><summary>点击查看答案解析</summary><div class="answer-content">
<p class="correct-answer"><strong>正确答案：</strong>goes</p>
<p class="wrong-answer"><strong>常见易错答案：</strong>go（忽略三单）</p>
<p class="analysis"><strong>答题思路：</strong>①客观事实 → 一般现在时；②The Earth = it → 三单 → go + es = goes。</p>
</div></details></div>
<div class="question" id="q-1-15"><div class="q-header"><span class="q-num">15.</span><span class="q-type">句型转换</span><span class="q-diff difficulty-medium">中等</span></div>
<div class="q-body">She likes reading books.（改为否定句）</div>
<details class="q-answer"><summary>点击查看答案解析</summary><div class="answer-content">
<p class="correct-answer"><strong>正确答案：</strong>She doesn't like reading books.</p>
<p class="wrong-answer"><strong>常见易错答案：</strong>She doesn't likes reading books.（双重变形）</p>
<p class="analysis"><strong>答题思路：</strong>三单否定 = doesn't + 原形。doesn't 已经承担了三单变化，like 保持原形。</p>
</div></details></div>
<div class="question" id="q-1-16"><div class="q-header"><span class="q-num">16.</span><span class="q-type">句型转换</span><span class="q-diff difficulty-medium">中等</span></div>
<div class="q-body">He watches TV every evening.（改为一般疑问句）</div>
<details class="q-answer"><summary>点击查看答案解析</summary><div class="answer-content">
<p class="correct-answer"><strong>正确答案：</strong>Does he watch TV every evening?</p>
<p class="wrong-answer"><strong>常见易错答案：</strong>Does he watches TV...?（双重变形）、Do he watch...?（忽略三单）</p>
<p class="analysis"><strong>答题思路：</strong>三单疑问 = Does + 主语 + 原形。watched 变为 watch 原形。</p>
</div></details></div>
<div class="question" id="q-1-17"><div class="q-header"><span class="q-num">17.</span><span class="q-type">句型转换</span><span class="q-diff difficulty-hard">较难</span></div>
<div class="q-body">Tom does his homework at home.（改为否定句）</div>
<details class="q-answer"><summary>点击查看答案解析</summary><div class="answer-content">
<p class="correct-answer"><strong>正确答案：</strong>Tom doesn't do his homework at home.</p>
<p class="wrong-answer"><strong>常见易错答案：</strong>Tom doesn't his homework...（漏掉 do）、Tom doesn't does...（双重变形）</p>
<p class="analysis"><strong>答题思路：</strong>①does 在原句中是实义动词（做作业）；②否定句用 doesn't + 原形 do。两个 do 不是同一个！doesn't 是助动词，do 是实义动词。</p>
<p class="discrimination"><strong>答案辨析：</strong>does 有双重身份：助动词（构成疑问/否定）和实义动词（做）。本题中 does 是实义动词，前面加助动词 doesn't，后面用原形 do。</p>
</div></details></div>
<div class="question" id="q-1-18"><div class="q-header"><span class="q-num">18.</span><span class="q-type">改错</span><span class="q-diff difficulty-basic">基础</span></div>
<div class="q-body">He don't like playing basketball. → 找出并改正错误</div>
<details class="q-answer"><summary>点击查看答案解析</summary><div class="answer-content">
<p class="correct-answer"><strong>正确答案：</strong>He <span class="correct-hl">doesn't</span> like playing basketball.</p>
<p class="wrong-answer"><strong>常见易错答案：</strong>He don't likes...（改了错误的地方）</p>
<p class="analysis"><strong>答题思路：</strong>He 是第三人称单数，否定助动词应该用 doesn't 而不是 don't。</p>
</div></details></div>
<div class="question" id="q-1-19"><div class="q-header"><span class="q-num">19.</span><span class="q-type">改错</span><span class="q-diff difficulty-medium">中等</span></div>
<div class="q-body">Does she likes reading books? → 找出并改正错误</div>
<details class="q-answer"><summary>点击查看答案解析</summary><div class="answer-content">
<p class="correct-answer"><strong>正确答案：</strong>Does she <span class="correct-hl">like</span> reading books?</p>
<p class="wrong-answer"><strong>常见易错答案：</strong>Do she likes...（改了错误的地方）</p>
<p class="analysis"><strong>答题思路：</strong>Does 后面的动词必须用原形 like，不能加 s。</p>
</div></details></div>
<div class="question" id="q-1-20"><div class="q-header"><span class="q-num">20.</span><span class="q-type">改错</span><span class="q-diff difficulty-hard">较难</span></div>
<div class="q-body">The news are very good today. → 找出并改正错误</div>
<details class="q-answer"><summary>点击查看答案解析</summary><div class="answer-content">
<p class="correct-answer"><strong>正确答案：</strong>The news <span class="correct-hl">is</span> very good today.</p>
<p class="wrong-answer"><strong>常见易错答案：</strong>The new is...（改了名词）</p>
<p class="analysis"><strong>答题思路：</strong>news 看起来像复数（有 s），但它是不可数名词，等同于第三人称单数，用 is 不用 are。</p>
<p class="discrimination"><strong>答案辨析：</strong>news, maths, physics 虽然以 s 结尾，但都是不可数名词/学科名称，用单数。</p>
</div></details></div>
</section>
<!-- 练习题2：一般过去时（20题） -->
<section class="exercise-section" id="ex2">
<div class="exercise-header"><h3>练习2：一般过去时（不规则动词）</h3><span class="badge">20题 · ★★★★★</span></div>
<div class="question" id="q-2-1"><div class="q-header"><span class="q-num">1.</span><span class="q-type">单选</span><span class="q-diff difficulty-basic">基础</span></div>
<div class="q-body">I ________ my grandma last Sunday.<br>A. visit B. visited C. visits D. visiting</div>
<details class="q-answer"><summary>点击查看答案解析</summary><div class="answer-content">
<p class="correct-answer"><strong>正确答案：</strong>B. visited</p>
<p class="wrong-answer"><strong>常见易错答案：</strong>A. visit（忽略时态）、C. visits（三单+过去混淆）</p>
<p class="analysis"><strong>答题思路：</strong>① last Sunday → 过去时标志词；② visit 是规则动词 → visit + ed = visited。</p>
</div></details></div>
<div class="question" id="q-2-2"><div class="q-header"><span class="q-num">2.</span><span class="q-type">单选</span><span class="q-diff difficulty-medium">中等</span></div>
<div class="q-body">She ________ a beautiful dress yesterday.<br>A. buy B. buys C. bought D. buyed</div>
<details class="q-answer"><summary>点击查看答案解析</summary><div class="answer-content">
<p class="correct-answer"><strong>正确答案：</strong>C. bought</p>
<p class="wrong-answer"><strong>常见易错答案：</strong>D. buyed（规则化错误）、A. buy（忽略时态）</p>
<p class="analysis"><strong>答题思路：</strong>① yesterday → 过去时；② buy 是不规则动词 → 过去式 bought（不是 buyed）。</p>
<p class="discrimination"><strong>答案辨析：</strong>buy → bought → bought（A-B-B型不规则动词）。不能按规则加 ed。</p>
</div></details></div>
<div class="question" id="q-2-3"><div class="q-header"><span class="q-num">3.</span><span class="q-type">单选</span><span class="q-diff difficulty-hard">较难</span></div>
<div class="q-body">She didn't ________ to school yesterday because she was ill.<br>A. went B. go C. goes D. going</div>
<details class="q-answer"><summary>点击查看答案解析</summary><div class="answer-content">
<p class="correct-answer"><strong>正确答案：</strong>B. go</p>
<p class="wrong-answer"><strong>常见易错答案：</strong>A. went（双重过去化错误）</p>
<p class="analysis"><strong>答题思路：</strong>didn't 后面必须用原形 go。didn't 已经承担了"过去"的任务。</p>
<p class="discrimination"><strong>答案辨析：</strong>这是最高频错误！didn't went 是"双重过去化"——didn't 和 went 同时变形了。</p>
</div></details></div>
<div class="question" id="q-2-4"><div class="q-header"><span class="q-num">4.</span><span class="q-type">单选</span><span class="q-diff difficulty-medium">中等</span></div>
<div class="q-body">— ________ you see the movie last night? <br>— Yes, I did.<br>A. Do B. Did C. Are D. Were</div>
<details class="q-answer"><summary>点击查看答案解析</summary><div class="answer-content">
<p class="correct-answer"><strong>正确答案：</strong>B. Did</p>
<p class="wrong-answer"><strong>常见易错答案：</strong>A. Do（忽略过去时）</p>
<p class="analysis"><strong>答题思路：</strong>① last night → 过去时；② 一般疑问句用 Did 开头。</p>
</div></details></div>
<div class="question" id="q-2-5"><div class="q-header"><span class="q-num">5.</span><span class="q-type">单选</span><span class="q-diff difficulty-hard">较难</span></div>
<div class="q-body">What ________ you ________ last weekend?<br>A. do...do B. did...do C. did...did D. do...did</div>
<details class="q-answer"><summary>点击查看答案解析</summary><div class="answer-content">
<p class="correct-answer"><strong>正确答案：</strong>B. did...do</p>
<p class="wrong-answer"><strong>常见易错答案：</strong>C. did...did（双重变形）、A. do...do（忽略过去时）</p>
<p class="analysis"><strong>答题思路：</strong>① last weekend → 过去时 → 疑问词后用 did；② did 后动词用原形 do。第一个 did 是助动词，第二个 do 是实义动词。</p>
</div></details></div>
<div class="question" id="q-2-6"><div class="q-header"><span class="q-num">6.</span><span class="q-type">单选</span><span class="q-diff difficulty-medium">中等</span></div>
<div class="q-body">He ________ a letter to his friend two days ago.<br>A. write B. writes C. wrote D. writed</div>
<details class="q-answer"><summary>点击查看答案解析</summary><div class="answer-content">
<p class="correct-answer"><strong>正确答案：</strong>C. wrote</p>
<p class="wrong-answer"><strong>常见易错答案：</strong>D. writed（规则化错误）</p>
<p class="analysis"><strong>答题思路：</strong>① two days ago → 过去时；② write 是不规则动词 → wrote。</p>
</div></details></div>
<div class="question" id="q-2-7"><div class="q-header"><span class="q-num">7.</span><span class="q-type">单选</span><span class="q-diff difficulty-basic">基础</span></div>
<div class="q-body">They ________ football yesterday afternoon.<br>A. play B. played C. plays D. are playing</div>
<details class="q-answer"><summary>点击查看答案解析</summary><div class="answer-content">
<p class="correct-answer"><strong>正确答案：</strong>B. played</p>
<p class="wrong-answer"><strong>常见易错答案：</strong>A. play（忽略时态）</p>
<p class="analysis"><strong>答题思路：</strong>① yesterday afternoon → 过去时；② play 规则变化 → played。</p>
</div></details></div>
<div class="question" id="q-2-8"><div class="q-header"><span class="q-num">8.</span><span class="q-type">单选</span><span class="q-diff difficulty-medium">中等</span></div>
<div class="q-body">We ________ a good time at the party last night.<br>A. have B. has C. had D. are having</div>
<details class="q-answer"><summary>点击查看答案解析</summary><div class="answer-content">
<p class="correct-answer"><strong>正确答案：</strong>C. had</p>
<p class="wrong-answer"><strong>常见易错答案：</strong>A. have（忽略时态）、B. has（三单混淆）</p>
<p class="analysis"><strong>答题思路：</strong>① last night → 过去时；② have → had（不规则变化 A-B-B 型）。</p>
</div></details></div>
<div class="question" id="q-2-9"><div class="q-header"><span class="q-num">9.</span><span class="q-type">填空</span><span class="q-diff difficulty-basic">基础</span></div>
<div class="q-body">I ________ (go) to the park yesterday.</div>
<details class="q-answer"><summary>点击查看答案解析</summary><div class="answer-content">
<p class="correct-answer"><strong>正确答案：</strong>went</p>
<p class="wrong-answer"><strong>常见易错答案：</strong>goed（规则化错误）</p>
<p class="analysis"><strong>答题思路：</strong>go → went（不规则，A-B-C 型）。</p>
</div></details></div>
<div class="question" id="q-2-10"><div class="q-header"><span class="q-num">10.</span><span class="q-type">填空</span><span class="q-diff difficulty-medium">中等</span></div>
<div class="q-body">She ________ (not go) to school last Monday.</div>
<details class="q-answer"><summary>点击查看答案解析</summary><div class="answer-content">
<p class="correct-answer"><strong>正确答案：</strong>didn't go</p>
<p class="wrong-answer"><strong>常见易错答案：</strong>didn't went（双重过去化）</p>
<p class="analysis"><strong>答题思路：</strong>过去时否定 = didn't + 原形 go。不能用 didn't went！</p>
</div></details></div>
<div class="question" id="q-2-11"><div class="q-header"><span class="q-num">11.</span><span class="q-type">填空</span><span class="q-diff difficulty-basic">基础</span></div>
<div class="q-body">He ________ (eat) an apple this morning.</div>
<details class="q-answer"><summary>点击查看答案解析</summary><div class="answer-content">
<p class="correct-answer"><strong>正确答案：</strong>ate</p>
<p class="wrong-answer"><strong>常见易错答案：</strong>eated（规则化错误）</p>
<p class="analysis"><strong>答题思路：</strong>eat → ate → eaten（A-B-C 型不规则动词）。</p>
</div></details></div>
<div class="question" id="q-2-12"><div class="q-header"><span class="q-num">12.</span><span class="q-type">填空</span><span class="q-diff difficulty-medium">中等</span></div>
<div class="q-body">________ she ________ (come) to school on time yesterday?</div>
<details class="q-answer"><summary>点击查看答案解析</summary><div class="answer-content">
<p class="correct-answer"><strong>正确答案：</strong>Did...come</p>
<p class="wrong-answer"><strong>常见易错答案：</strong>Did...came（双重变形）、Does...come（忽略过去时）</p>
<p class="analysis"><strong>答题思路：</strong>① yesterday → 过去时 → 用 Did；② Did 后面用原形 come。</p>
</div></details></div>
<div class="question" id="q-2-13"><div class="q-header"><span class="q-num">13.</span><span class="q-type">填空</span><span class="q-diff difficulty-hard">较难</span></div>
<div class="q-body">Tom ________ (take) many photos during the trip.</div>
<details class="q-answer"><summary>点击查看答案解析</summary><div class="answer-content">
<p class="correct-answer"><strong>正确答案：</strong>took</p>
<p class="wrong-answer"><strong>常见易错答案：</strong>taked（规则化错误）、taked（规则化）</p>
<p class="analysis"><strong>答题思路：</strong>① during the trip → 过去时；② take → took（A-B-C 型）。</p>
</div></details></div>
<div class="question" id="q-2-14"><div class="q-header"><span class="q-num">14.</span><span class="q-type">填空</span><span class="q-diff difficulty-basic">基础</span></div>
<div class="q-body">I ________ (see) a bird in the tree just now.</div>
<details class="q-answer"><summary>点击查看答案解析</summary><div class="answer-content">
<p class="correct-answer"><strong>正确答案：</strong>saw</p>
<p class="wrong-answer"><strong>常见易错答案：</strong>seed、seen</p>
<p class="analysis"><strong>答题思路：</strong>① just now → 过去时；② see → saw（A-B-C 型）。</p>
</div></details></div>
<div class="question" id="q-2-15"><div class="q-header"><span class="q-num">15.</span><span class="q-type">句型转换</span><span class="q-diff difficulty-medium">中等</span></div>
<div class="q-body">They played football yesterday.（改为否定句）</div>
<details class="q-answer"><summary>点击查看答案解析</summary><div class="answer-content">
<p class="correct-answer"><strong>正确答案：</strong>They didn't play football yesterday.</p>
<p class="wrong-answer"><strong>常见易错答案：</strong>They didn't played...（双重变形）</p>
<p class="analysis"><strong>答题思路：</strong>过去时否定 = didn't + 原形 play。played 还原为 play。</p>
</div></details></div>
<div class="question" id="q-2-16"><div class="q-header"><span class="q-num">16.</span><span class="q-type">句型转换</span><span class="q-diff difficulty-medium">中等</span></div>
<div class="q-body">She went to Beijing last year.（对 last year 提问）</div>
<details class="q-answer"><summary>点击查看答案解析</summary><div class="answer-content">
<p class="correct-answer"><strong>正确答案：</strong>When did she go to Beijing?</p>
<p class="wrong-answer"><strong>常见易错答案：</strong>When did she went...?（双重变形）、When she went...?（漏助动词）</p>
<p class="analysis"><strong>答题思路：</strong>特殊疑问句 = 疑问词 + did + 主语 + 原形。went 还原为 go。</p>
</div></details></div>
<div class="question" id="q-2-17"><div class="q-header"><span class="q-num">17.</span><span class="q-type">句型转换</span><span class="q-diff difficulty-hard">较难</span></div>
<div class="q-body">He did his homework at school.（改为一般疑问句并作否定回答）</div>
<details class="q-answer"><summary>点击查看答案解析</summary><div class="answer-content">
<p class="correct-answer"><strong>正确答案：</strong>Did he do his homework at school? — No, he didn't.</p>
<p class="wrong-answer"><strong>常见易错答案：</strong>Did he did...?（双重变形）、Did he his homework...?（漏掉实义动词 do）</p>
<p class="analysis"><strong>答题思路：</strong>① did 在原句中是实义动词"做"；②疑问句加助动词 Did，后面用原形 do。</p>
<p class="discrimination"><strong>答案辨析：</strong>与考点1第17题同理——does/do 作为实义动词时，疑问/否定句中会出现两个 do/did。</p>
</div></details></div>
<div class="question" id="q-2-18"><div class="q-header"><span class="q-num">18.</span><span class="q-type">改错</span><span class="q-diff difficulty-basic">基础</span></div>
<div class="q-body">I didn't went to school yesterday. → 找出并改正错误</div>
<details class="q-answer"><summary>点击查看答案解析</summary><div class="answer-content">
<p class="correct-answer"><strong>正确答案：</strong>I didn't <span class="correct-hl">go</span> to school yesterday.</p>
<p class="wrong-answer"><strong>常见易错答案：</strong>I don't went...（改了错误的地方）</p>
<p class="analysis"><strong>答题思路：</strong>didn't 后用原形 go，不能用 went。</p>
</div></details></div>
<div class="question" id="q-2-19"><div class="q-header"><span class="q-num">19.</span><span class="q-type">改错</span><span class="q-diff difficulty-medium">中等</span></div>
<div class="q-body">Did you saw the movie last night? → 找出并改正错误</div>
<details class="q-answer"><summary>点击查看答案解析</summary><div class="answer-content">
<p class="correct-answer"><strong>正确答案：</strong>Did you <span class="correct-hl">see</span> the movie last night?</p>
<p class="wrong-answer"><strong>常见易错答案：</strong>Do you saw...（改了错误的地方）</p>
<p class="analysis"><strong>答题思路：</strong>Did 后面用原形 see，不能用 saw。</p>
</div></details></div>
<div class="question" id="q-2-20"><div class="q-header"><span class="q-num">20.</span><span class="q-type">改错</span><span class="q-diff difficulty-hard">较难</span></div>
<div class="q-body">He buyed a new bike last week. → 找出并改正错误</div>
<details class="q-answer"><summary>点击查看答案解析</summary><div class="answer-content">
<p class="correct-answer"><strong>正确答案：</strong>He <span class="correct-hl">bought</span> a new bike last week.</p>
<p class="wrong-answer"><strong>常见易错答案：</strong>He buys...（改成现在时）</p>
<p class="analysis"><strong>答题思路：</strong>buy 是不规则动词，过去式是 bought，不是 buyed。</p>
</div></details></div>
</section>
<!-- 练习题3：现在进行时（20题） -->
<section class="exercise-section" id="ex3">
<div class="exercise-header"><h3>练习3：现在进行时</h3><span class="badge">20题 · ★★★★☆</span></div>
<div class="question" id="q-3-1"><div class="q-header"><span class="q-num">1.</span><span class="q-type">单选</span><span class="q-diff difficulty-basic">基础</span></div>
<div class="q-body">Look! The children ________ in the park.<br>A. play B. plays C. are playing D. played</div>
<details class="q-answer"><summary>点击查看答案解析</summary><div class="answer-content">
<p class="correct-answer"><strong>正确答案：</strong>C. are playing</p>
<p class="wrong-answer"><strong>常见易错答案：</strong>A. play（忽略进行时信号）、D. played（时态错误）</p>
<p class="analysis"><strong>答题思路：</strong>① Look! → 正在发生的动作 → 现在进行时；② children 是复数 → are playing。</p>
</div></details></div>
<div class="question" id="q-3-2"><div class="q-header"><span class="q-num">2.</span><span class="q-type">单选</span><span class="q-diff difficulty-medium">中等</span></div>
<div class="q-body">She ________ a letter now.<br>A. writes B. is writing C. write D. wrote</div>
<details class="q-answer"><summary>点击查看答案解析</summary><div class="answer-content">
<p class="correct-answer"><strong>正确答案：</strong>B. is writing</p>
<p class="wrong-answer"><strong>常见易错答案：</strong>A. writes（误判为一般现在时）</p>
<p class="analysis"><strong>答题思路：</strong>① now → 现在进行时；② write 去 e 加 ing → writing。</p>
<p class="discrimination"><strong>答案辨析：</strong>注意 write 的现在分词要去 e → writing，不是 writeing。</p>
</div></details></div>
<div class="question" id="q-3-3"><div class="q-header"><span class="q-num">3.</span><span class="q-type">单选</span><span class="q-diff difficulty-medium">中等</span></div>
<div class="q-body">Listen! Someone ________ at the door.<br>A. knocks B. knocked C. is knocking D. knock</div>
<details class="q-answer"><summary>点击查看答案解析</summary><div class="answer-content">
<p class="correct-answer"><strong>正确答案：</strong>C. is knocking</p>
<p class="wrong-answer"><strong>常见易错答案：</strong>A. knocks（忽略进行时信号）</p>
<p class="analysis"><strong>答题思路：</strong>① Listen! = 现在进行时信号；② Someone = 单数 → is knocking。</p>
</div></details></div>
<div class="question" id="q-3-4"><div class="q-header"><span class="q-num">4.</span><span class="q-type">单选</span><span class="q-diff difficulty-hard">较难</span></div>
<div class="q-body">Be quiet! The baby ________.<br>A. sleeps B. slept C. is sleeping D. sleep</div>
<details class="q-answer"><summary>点击查看答案解析</summary><div class="answer-content">
<p class="correct-answer"><strong>正确答案：</strong>C. is sleeping</p>
<p class="wrong-answer"><strong>常见易错答案：</strong>A. sleeps（忽略 Be quiet 暗示正在进行）</p>
<p class="analysis"><strong>答题思路：</strong>Be quiet! 暗示此刻正在发生 → 现在进行时。sleep → sleeping。</p>
</div></details></div>
<div class="question" id="q-3-5"><div class="q-header"><span class="q-num">5.</span><span class="q-type">单选</span><span class="q-diff difficulty-hard">较难</span></div>
<div class="q-body">She ________ her homework at the moment. She usually ________ it after dinner.<br>A. is doing...does B. does...is doing C. does...does D. is doing...is doing</div>
<details class="q-answer"><summary>点击查看答案解析</summary><div class="answer-content">
<p class="correct-answer"><strong>正确答案：</strong>A. is doing...does</p>
<p class="wrong-answer"><strong>常见易错答案：</strong>C. does...does（忽略两个时态的区别）</p>
<p class="analysis"><strong>答题思路：</strong>① at the moment → 进行时 is doing；② usually → 一般现在时 does（三单）。</p>
<p class="discrimination"><strong>答案辨析：</strong>一道题考两个时态！at the moment 和 usually 是区分两种时态的关键信号。</p>
</div></details></div>
<div class="question" id="q-3-6"><div class="q-header"><span class="q-num">6.</span><span class="q-type">单选</span><span class="q-diff difficulty-medium">中等</span></div>
<div class="q-body">— Where is Tom? <br>— He ________ basketball on the playground.<br>A. plays B. played C. is playing D. play</div>
<details class="q-answer"><summary>点击查看答案解析</summary><div class="answer-content">
<p class="correct-answer"><strong>正确答案：</strong>C. is playing</p>
<p class="wrong-answer"><strong>常见易错答案：</strong>A. plays（忽略"此刻正在"）</p>
<p class="analysis"><strong>答题思路：</strong>问"Where is Tom?"说明现在在找他 → 他此刻正在打球 → 进行时。</p>
</div></details></div>
<div class="question" id="q-3-7"><div class="q-header"><span class="q-num">7.</span><span class="q-type">单选</span><span class="q-diff difficulty-basic">基础</span></div>
<div class="q-body">They ________ English these days.<br>A. study B. are studying C. studied D. studies</div>
<details class="q-answer"><summary>点击查看答案解析</summary><div class="answer-content">
<p class="correct-answer"><strong>正确答案：</strong>B. are studying</p>
<p class="wrong-answer"><strong>常见易错答案：</strong>A. study（忽略现阶段含义）</p>
<p class="analysis"><strong>答题思路：</strong>these days = 现阶段 → 现在进行时表当前一段时间内的活动。</p>
</div></details></div>
<div class="question" id="q-3-8"><div class="q-header"><span class="q-num">8.</span><span class="q-type">单选</span><span class="q-diff difficulty-medium">中等</span></div>
<div class="q-body">Look! The cat ________ up the tree.<br>A. climbs B. climbed C. is climbing D. climb</div>
<details class="q-answer"><summary>点击查看答案解析</summary><div class="answer-content">
<p class="correct-answer"><strong>正确答案：</strong>C. is climbing</p>
<p class="wrong-answer"><strong>常见易错答案：</strong>A. climbs（忽略 Look!）</p>
<p class="analysis"><strong>答题思路：</strong>Look! → 正在进行 → is climbing。</p>
</div></details></div>
<div class="question" id="q-3-9"><div class="q-header"><span class="q-num">9.</span><span class="q-type">填空</span><span class="q-diff difficulty-basic">基础</span></div>
<div class="q-body">Look! She ________ (dance) in the room.</div>
<details class="q-answer"><summary>点击查看答案解析</summary><div class="answer-content">
<p class="correct-answer"><strong>正确答案：</strong>is dancing</p>
<p class="analysis"><strong>答题思路：</strong>Look! → 进行时；dance 去 e 加 ing → dancing。</p>
</div></details></div>
<div class="question" id="q-3-10"><div class="q-header"><span class="q-num">10.</span><span class="q-type">填空</span><span class="q-diff difficulty-medium">中等</span></div>
<div class="q-body">The boys ________ (swim) in the river now.</div>
<details class="q-answer"><summary>点击查看答案解析</summary><div class="answer-content">
<p class="correct-answer"><strong>正确答案：</strong>are swimming</p>
<p class="wrong-answer"><strong>常见易错答案：</strong>are swiming（忘记双写 m）</p>
<p class="analysis"><strong>答题思路：</strong>① now → 进行时；② boys 复数 → are；③ swim 重读闭音节 → 双写 m + ing → swimming。</p>
</div></details></div>
<div class="question" id="q-3-11"><div class="q-header"><span class="q-num">11.</span><span class="q-type">填空</span><span class="q-diff difficulty-basic">基础</span></div>
<div class="q-body">I ________ (read) a book right now.</div>
<details class="q-answer"><summary>点击查看答案解析</summary><div class="answer-content">
<p class="correct-answer"><strong>正确答案：</strong>am reading</p>
<p class="analysis"><strong>答题思路：</strong>right now → 进行时；I → am；read → reading。</p>
</div></details></div>
<div class="question" id="q-3-12"><div class="q-header"><span class="q-num">12.</span><span class="q-type">填空</span><span class="q-diff difficulty-hard">较难</span></div>
<div class="q-body">— What ________ you ________ (do) now? <br>— I ________ (clean) my room.</div>
<details class="q-answer"><summary>点击查看答案解析</summary><div class="answer-content">
<p class="correct-answer"><strong>正确答案：</strong>are...doing; am cleaning</p>
<p class="wrong-answer"><strong>常见易错答案：</strong>do...do; clean（忽略进行时）</p>
<p class="analysis"><strong>答题思路：</strong>now → 进行时。What are you doing? — I am cleaning.</p>
</div></details></div>
<div class="question" id="q-3-13"><div class="q-header"><span class="q-num">13.</span><span class="q-type">填空</span><span class="q-diff difficulty-medium">中等</span></div>
<div class="q-body">Be quiet! The students ________ (have) a test.</div>
<details class="q-answer"><summary>点击查看答案解析</summary><div class="answer-content">
<p class="correct-answer"><strong>正确答案：</strong>are having</p>
<p class="wrong-answer"><strong>常见易错答案：</strong>are haveing（去 e 拼写错误）</p>
<p class="analysis"><strong>答题思路：</strong>Be quiet! → 正在发生 → 进行时。have 去 e + ing → having。</p>
</div></details></div>
<div class="question" id="q-3-14"><div class="q-header"><span class="q-num">14.</span><span class="q-type">填空</span><span class="q-diff difficulty-basic">基础</span></div>
<div class="q-body">He ________ (run) on the playground at the moment.</div>
<details class="q-answer"><summary>点击查看答案解析</summary><div class="answer-content">
<p class="correct-answer"><strong>正确答案：</strong>is running</p>
<p class="wrong-answer"><strong>常见易错答案：</strong>is runing（忘记双写 n）</p>
<p class="analysis"><strong>答题思路：</strong>at the moment → 进行时；run 重读闭音节 → 双写 n + ing → running。</p>
</div></details></div>
<div class="question" id="q-3-15"><div class="q-header"><span class="q-num">15.</span><span class="q-type">句型转换</span><span class="q-diff difficulty-medium">中等</span></div>
<div class="q-body">She is reading a book now.（改为一般疑问句）</div>
<details class="q-answer"><summary>点击查看答案解析</summary><div class="answer-content">
<p class="correct-answer"><strong>正确答案：</strong>Is she reading a book now?</p>
<p class="analysis"><strong>答题思路：</strong>进行时的疑问句 = 把 be 动词提到主语前。</p>
</div></details></div>
<div class="question" id="q-3-16"><div class="q-header"><span class="q-num">16.</span><span class="q-type">句型转换</span><span class="q-diff difficulty-medium">中等</span></div>
<div class="q-body">They are playing basketball.（改为否定句）</div>
<details class="q-answer"><summary>点击查看答案解析</summary><div class="answer-content">
<p class="correct-answer"><strong>正确答案：</strong>They aren't / are not playing basketball.</p>
<p class="analysis"><strong>答题思路：</strong>进行时的否定 = be 动词后加 not。</p>
</div></details></div>
<div class="question" id="q-3-17"><div class="q-header"><span class="q-num">17.</span><span class="q-type">句型转换</span><span class="q-diff difficulty-hard">较难</span></div>
<div class="q-body">Tom is doing his homework.（对 doing his homework 提问）</div>
<details class="q-answer"><summary>点击查看答案解析</summary><div class="answer-content">
<p class="correct-answer"><strong>正确答案：</strong>What is Tom doing?</p>
<p class="wrong-answer"><strong>常见易错答案：</strong>What Tom is doing?（语序错误）</p>
<p class="analysis"><strong>答题思路：</strong>特殊疑问句 = 疑问词 + be + 主语 + doing。</p>
</div></details></div>
<div class="question" id="q-3-18"><div class="q-header"><span class="q-num">18.</span><span class="q-type">改错</span><span class="q-diff difficulty-basic">基础</span></div>
<div class="q-body">Look! He plays football on the playground. → 找出并改正错误</div>
<details class="q-answer"><summary>点击查看答案解析</summary><div class="answer-content">
<p class="correct-answer"><strong>正确答案：</strong>Look! He <span class="correct-hl">is playing</span> football on the playground.</p>
<p class="analysis"><strong>答题思路：</strong>Look! = 现在进行时信号词，必须用 is playing。</p>
</div></details></div>
<div class="question" id="q-3-19"><div class="q-header"><span class="q-num">19.</span><span class="q-type">改错</span><span class="q-diff difficulty-medium">中等</span></div>
<div class="q-body">She is swiming in the pool now. → 找出并改正错误</div>
<details class="q-answer"><summary>点击查看答案解析</summary><div class="answer-content">
<p class="correct-answer"><strong>正确答案：</strong>She is <span class="correct-hl">swimming</span> in the pool now.</p>
<p class="analysis"><strong>答题思路：</strong>swim 是重读闭音节，需双写 m 再加 ing → swimming（不是 swiming）。</p>
</div></details></div>
<div class="question" id="q-3-20"><div class="q-header"><span class="q-num">20.</span><span class="q-type">改错</span><span class="q-diff difficulty-hard">较难</span></div>
<div class="q-body">I am agree with you. → 找出并改正错误</div>
<details class="q-answer"><summary>点击查看答案解析</summary><div class="answer-content">
<p class="correct-answer"><strong>正确答案：</strong>I <span class="correct-hl">agree</span> with you.</p>
<p class="wrong-answer"><strong>常见易错答案：</strong>I am agreeing...（agree 不能用进行时）</p>
<p class="analysis"><strong>答题思路：</strong>agree 是状态动词，不能用进行时。类似还有 know, like, love, want, need, understand。</p>
</div></details></div>
</section>
<!-- 练习题4-10：其余考点各20题（概要版） -->
<section class="exercise-section" id="ex4"><div class="exercise-header"><h3>练习4：介词搭配</h3><span class="badge">20题 · ★★★★☆</span></div>
<div class="question"><div class="q-header"><span class="q-num">1.</span><span class="q-type">单选</span><span class="q-diff difficulty-basic">基础</span></div><div class="q-body">I get up ________ 6:30 ________ the morning.<br>A. at...in B. in...in C. at...on D. on...in</div><details class="q-answer"><summary>点击查看答案解析</summary><div class="answer-content"><p class="correct-answer"><strong>正确答案：</strong>A. at...in</p><p class="wrong-answer"><strong>常见易错答案：</strong>B. in...in</p><p class="analysis"><strong>答题思路：</strong>具体钟点→at；in the morning→固定搭配。</p><p class="discrimination"><strong>答案辨析：</strong>at 点 on 天 in 月/年。</p></div></details></div>
<div class="question"><div class="q-header"><span class="q-num">2.</span><span class="q-type">单选</span><span class="q-diff difficulty-medium">中等</span></div><div class="q-body">She was born ________ May 3rd, 2012.<br>A. in B. on C. at D. of</div><details class="q-answer"><summary>点击查看答案解析</summary><div class="answer-content"><p class="correct-answer"><strong>正确答案：</strong>B. on</p><p class="wrong-answer"><strong>常见易错答案：</strong>A. in（看到 May 就选 in）</p><p class="analysis"><strong>答题思路：</strong>May 3rd 是具体日期→on。</p><p class="discrimination"><strong>答案辨析：</strong>in 只管月份不管日。有具体日期就用 on。</p></div></details></div>
<div class="question"><div class="q-header"><span class="q-num">3.</span><span class="q-type">单选</span><span class="q-diff difficulty-medium">中等</span></div><div class="q-body">He goes to school ________ bus.<br>A. on B. by C. in D. with</div><details class="q-answer"><summary>点击查看答案解析</summary><div class="answer-content"><p class="correct-answer"><strong>正确答案：</strong>B. by</p><p class="wrong-answer"><strong>常见易错答案：</strong>A. on</p><p class="analysis"><strong>答题思路：</strong>by + 交通工具。例外：步行用 on foot。</p></div></details></div>
<div class="question"><div class="q-header"><span class="q-num">4.</span><span class="q-type">单选</span><span class="q-diff difficulty-hard">较难</span></div><div class="q-body">We will meet ________ Sunday afternoon.<br>A. in B. on C. at D. for</div><details class="q-answer"><summary>点击查看答案解析</summary><div class="answer-content"><p class="correct-answer"><strong>正确答案：</strong>B. on</p><p class="wrong-answer"><strong>常见易错答案：</strong>A. in</p><p class="analysis"><strong>答题思路：</strong>星期+上下午→具体某天→on。</p></div></details></div>
<div class="question"><div class="q-header"><span class="q-num">5.</span><span class="q-type">单选</span><span class="q-diff difficulty-basic">基础</span></div><div class="q-body">The cat is ________ the table.<br>A. in B. on C. at D. under</div><details class="q-answer"><summary>点击查看答案解析</summary><div class="answer-content"><p class="correct-answer"><strong>正确答案：</strong>B. on</p><p class="analysis"><strong>答题思路：</strong>猫在桌子表面→on。</p></div></details></div>
<div class="question"><div class="q-header"><span class="q-num">6.</span><span class="q-type">单选</span><span class="q-diff difficulty-medium">中等</span></div><div class="q-body">Please write ________ a pen.<br>A. with B. in C. by D. on</div><details class="q-answer"><summary>点击查看答案解析</summary><div class="answer-content"><p class="correct-answer"><strong>正确答案：</strong>A. with</p><p class="wrong-answer"><strong>常见易错答案：</strong>B. in</p><p class="analysis"><strong>答题思路：</strong>用工具（钢笔）→with。in用于语言（in English）。</p></div></details></div>
<div class="question"><div class="q-header"><span class="q-num">7.</span><span class="q-type">单选</span><span class="q-diff difficulty-basic">基础</span></div><div class="q-body">He walks to school ________ foot.<br>A. by B. on C. in D. with</div><details class="q-answer"><summary>点击查看答案解析</summary><div class="answer-content"><p class="correct-answer"><strong>正确答案：</strong>B. on</p><p class="wrong-answer"><strong>常见易错答案：</strong>A. by</p><p class="analysis"><strong>答题思路：</strong>步行固定搭配 on foot。</p></div></details></div>
<div class="question"><div class="q-header"><span class="q-num">8.</span><span class="q-type">单选</span><span class="q-diff difficulty-hard">较难</span></div><div class="q-body">She is good ________ playing basketball.<br>A. in B. at C. on D. with</div><details class="q-answer"><summary>点击查看答案解析</summary><div class="answer-content"><p class="correct-answer"><strong>正确答案：</strong>B. at</p><p class="analysis"><strong>答题思路：</strong>be good at = 擅长。</p></div></details></div>
<div class="question"><div class="q-header"><span class="q-num">9-14.</span><span class="q-type">填空</span><span class="q-diff difficulty-basic">基础</span></div><div class="q-body">9. We have classes ________ Monday ________ Friday.（from...to）<br>10. The library is ________ the hospital.（next to/beside）<br>11. I often do homework ________ night.（at）<br>12. The ball is ________ the chair.（under）<br>13. She can say it ________ English.（in）<br>14. We don't have classes ________ Sunday.（on）</div><details class="q-answer"><summary>点击查看答案解析</summary><div class="answer-content"><p class="correct-answer"><strong>答案：</strong>9.from...to 10.next to/beside 11.at 12.under 13.in 14.on</p><p class="analysis"><strong>答题思路：</strong>9.from...to固定搭配 10.在旁边 11.at night固定 12.在下方 13.用语言→in 14.星期→on</p></div></details></div>
<div class="question"><div class="q-header"><span class="q-num">15-17.</span><span class="q-type">句型转换</span><span class="q-diff difficulty-medium">中等</span></div><div class="q-body">15. I go to school by bus.（对by bus提问）→ ________<br>16. The book is on the desk.（对on the desk提问）→ ________<br>17. I was born in 2012.（对in 2012提问）→ ________</div><details class="q-answer"><summary>点击查看答案解析</summary><div class="answer-content"><p class="correct-answer"><strong>答案：</strong>15.How do you go to school? 16.Where is the book? 17.When were you born?</p><p class="analysis"><strong>答题思路：</strong>15.交通方式→How 16.地点→Where 17.时间→When</p></div></details></div>
<div class="question"><div class="q-header"><span class="q-num">18-20.</span><span class="q-type">改错</span><span class="q-diff difficulty-medium">中等</span></div><div class="q-body">18. I was born in March 8th. → ________<br>19. He goes to school by foot. → ________<br>20. We will meet in Sunday afternoon. → ________</div><details class="q-answer"><summary>点击查看答案解析</summary><div class="answer-content"><p class="correct-answer"><strong>答案：</strong>18.in→on（具体日期用on） 19.by→on（步行用on foot） 20.in→on（星期+下午用on）</p></div></details></div>
</section>
<section class="exercise-section" id="ex5"><div class="exercise-header"><h3>练习5：代词</h3><span class="badge">20题 · ★★★★☆</span></div>
<div class="question"><div class="q-header"><span class="q-num">1-4.</span><span class="q-type">单选</span><span class="q-diff difficulty-basic">基础</span></div><div class="q-body">1. Please give ________ the book. (A.he B.his C.him D.he's)<br>2. This is ________ book. The book is ________. (A.my...mine B.mine...my C.my...my D.mine...mine)<br>3. Tom and ________ are good friends. (A.me B.I C.my D.mine)<br>4. I have ________ apples. Do you have ________? (A.some...some B.some...any C.any...some D.any...any)</div><details class="q-answer"><summary>点击查看答案解析</summary><div class="answer-content"><p class="correct-answer"><strong>答案：</strong>1.C(him宾格) 2.A(my+名词/mine独立) 3.B(I主格) 4.B(肯定some/疑问any)</p><p class="wrong-answer"><strong>常见易错：</strong>1.选A(用主格) 2.选B(位置反) 3.选A(用宾格) 4.选D(忽略肯定句some)</p></div></details></div>
<div class="question"><div class="q-header"><span class="q-num">5-8.</span><span class="q-type">单选</span><span class="q-diff difficulty-medium">中等</span></div><div class="q-body">5. Would you like ________ juice? (A.some B.any C.many D.much)<br>6. Let ________ help you. (A.I B.my C.me D.mine)<br>7. ________ are in the same class. (A.Them B.They C.Their D.Theirs)<br>8. It's not ________. It's ________. (A.my...her B.mine...hers C.mine...her D.my...hers)</div><details class="q-answer"><summary>点击查看答案解析</summary><div class="answer-content"><p class="correct-answer"><strong>答案：</strong>5.A(some表邀请) 6.C(Let+宾格) 7.B(主格) 8.B(名词性)</p><p class="wrong-answer"><strong>常见易错：</strong>5.选B(疑问句用any——但表邀请用some!) 8.选C(her后面无名词应选hers)</p></div></details></div>
<div class="question"><div class="q-header"><span class="q-num">9-14.</span><span class="q-type">填空</span><span class="q-diff difficulty-basic">基础</span></div><div class="q-body">9. ________ (she) mother is a teacher.<br>10. This book is not ________ (I). It's ________ (she).<br>11. ________ (he) is my brother. I love ________ (he) very much.<br>12. I don't have ________ (some) money.<br>13. Tom is taller than ________ (I).<br>14. These are ________ (we) books.</div><details class="q-answer"><summary>点击查看答案解析</summary><div class="answer-content"><p class="correct-answer"><strong>答案：</strong>9.Her 10.mine...hers 11.He...him 12.any 13.me/I 14.our</p><p class="analysis"><strong>答题思路：</strong>9.后有名词→形容词性Her 10.后无名词→名词性 11.主格+宾格 12.否定句→any 14.后有名词→our</p></div></details></div>
<div class="question"><div class="q-header"><span class="q-num">15-17.</span><span class="q-type">句型转换</span><span class="q-diff difficulty-medium">中等</span></div><div class="q-body">15. This is my book.（用mine改同义句）→ ________<br>16. These are their schoolbags.（用theirs改同义句）→ ________<br>17. She helps me with English.（对me提问）→ ________</div><details class="q-answer"><summary>点击查看答案解析</summary><div class="answer-content"><p class="correct-answer"><strong>答案：</strong>15.This book is mine. 16.These schoolbags are theirs. 17.Who does she help with English?</p></div></details></div>
<div class="question"><div class="q-header"><span class="q-num">18-20.</span><span class="q-type">改错</span><span class="q-diff difficulty-medium">中等</span></div><div class="q-body">18. This is mine pen. → ________<br>19. Tom and me went to the park. → ________<br>20. I don't have some friends. → ________</div><details class="q-answer"><summary>点击查看答案解析</summary><div class="answer-content"><p class="correct-answer"><strong>答案：</strong>18.mine→my(后有名词用形容词性) 19.me→I(做主语用主格) 20.some→any(否定句用any)</p></div></details></div>
</section>
<section class="exercise-section" id="ex6"><div class="exercise-header"><h3>练习6：情态动词</h3><span class="badge">20题 · ★★★☆☆</span></div>
<div class="question"><div class="q-header"><span class="q-num">1-5.</span><span class="q-type">单选</span><span class="q-diff difficulty-basic">基础</span></div><div class="q-body">1. He ________ speak three languages. (A.can B.must C.should D.may)<br>2. You ________ finish your homework before playing. (A.can B.may C.must D.would)<br>3. ________ I come in? — Yes, please. (A.Must B.May C.Need D.Will)<br>4. You ________ eat more vegetables. (A.should B.must C.may D.will)<br>5. He ________ be at home. The light is on. (A.can B.may C.must D.should)</div><details class="q-answer"><summary>点击查看答案解析</summary><div class="answer-content"><p class="correct-answer"><strong>答案：</strong>1.A(can表能力) 2.C(must表必须) 3.B(May I...?表请求) 4.A(should表建议) 5.C(must表肯定推测)</p><p class="wrong-answer"><strong>常见易错：</strong>5.选B(may表可能——但灯亮着是强证据用must)</p></div></details></div>
<div class="question"><div class="q-header"><span class="q-num">6-10.</span><span class="q-type">单选</span><span class="q-diff difficulty-medium">中等</span></div><div class="q-body">6. He can ________ English very well. (A.speaks B.speak C.speaking D.spoke)<br>7. Must I go now? — No, you ________. (A.mustn't B.can't C.don't have to D.may not)<br>8. You ________ play with fire. It's dangerous. (A.mustn't B.don't have to C.may not D.can't)<br>9. She ________ to wear glasses. (A.have B.has C.must D.should)</div><details class="q-answer"><summary>点击查看答案解析</summary><div class="answer-content"><p class="correct-answer"><strong>答案：</strong>6.B(can+原形) 7.C(Must否定回答用don't have to) 8.A(禁止用mustn't) 9.B(has to不得不)</p><p class="wrong-answer"><strong>常见易错：</strong>7.选A(mustn't是禁止不是不必!) 8.选B(don't have to是不必不是禁止)</p></div></details></div>
<div class="question"><div class="q-header"><span class="q-num">11-14.</span><span class="q-type">填空</span><span class="q-diff difficulty-basic">基础</span></div><div class="q-body">11. She ________ (can) swim when she was five.<br>12. You ________ (not) smoke here. It's not allowed.<br>13. ________ I borrow your pen?<br>14. Students ________ (should) wear school uniforms.</div><details class="q-answer"><summary>点击查看答案解析</summary><div class="answer-content"><p class="correct-answer"><strong>答案：</strong>11.could(can过去式) 12.mustn't(禁止) 13.May/Could(礼貌请求) 14.should(应该)</p></div></details></div>
<div class="question"><div class="q-header"><span class="q-num">15-17.</span><span class="q-type">句型转换</span><span class="q-diff difficulty-medium">中等</span></div><div class="q-body">15. He can play basketball.（改为否定句）→ ________<br>16. She must finish it today.（改为一般疑问句）→ ________<br>17. You should study hard.（用he改写）→ ________</div><details class="q-answer"><summary>点击查看答案解析</summary><div class="answer-content"><p class="correct-answer"><strong>答案：</strong>15.He can't play basketball. 16.Must she finish it today? 17.He should study hard.（情态动词无人称变化）</p></div></details></div>