Unit 1 SectionB 2a-2c 导学案 2026-2027学年人教版英语九年级上册

九年级英语上册 导学案（新课标·分层版） Unit 1 The Changing World Section B (2a–2c) 课型：词汇课（Vocabulary） 课时：第 6 课时 建议用时：45 分钟 班级 姓名 学号 学习小组 授课教师 日期 年 月 日 【单元 Big Question】 What brings about changes? 什么带来了变化？ 【词汇重点】 复合词构成规律 · 核心词汇运用 · 塞罕坝治沙语境 【词汇策略】 构词法记忆 · 语境猜词 · 分类整理 一、学习目标（词汇课导向·分层设定） 词汇知识 Vocabulary Knowledge ★ 能识别并正确使用本单元的核心词汇。 ★★ 能掌握复合词的构成规律，并能写出常见复合词。 ★★★ 能在语篇中正确运用词汇，描述环境变化和治理成就。 词汇运用 Vocabulary Use ★ 能根据语境选择正确的词汇。 ★★ 能运用核心词汇造句。 ★★★ 能在写作中正确运用词汇。 词汇策略 Vocabulary Strategy ★ 学会用构词法记忆单词。 ★★ 能借助语境猜测词义。 ★★★ 能分类整理词汇，建立词汇网络。 二、学习重难点 教学重点：核心词汇的掌握；复合词的构成规律。 教学难点：在语篇中正确运用词汇；词汇的形式变化。 三、课前预习 Pre-class Preview（5 分钟·词汇准备） Task 1 词汇预习 ★ 认读下列单词，标注中文意思： compound word / greenhouse / sandstorm / highway / farmland / railway ★★ 写出 5 个你知道的复合词。 ★★★ 思考：复合词是怎么构成的？ Task 2 课本原题预习 ★ 预习 2a，看看你能组合出多少个复合词。 ★★ 把你不确定的画出来，课上重点听。 四、课中导学 In-class Activities（35 分钟） 【Step 1 词汇呈现 Presentation】 建议用时：5 分钟 2a 复合词构成 【操作】学生独立组合 3 分钟 → 小组讨论 2 分钟 → 全班总结。 【课本原题】2a Use a word on the left and a word on the right to create a compound word. What other compound words do you know? left: green, sand, high, farm, rail right: storm, way, land, house, road = greenhouse, ... 📝 词汇支架 · 2a ★ 组合出 3 个复合词（greenhouse, sandstorm, highway 等）。 ★★ 写出 5 个你知道的其他复合词。 ★★★ 总结：复合词的构成规律是什么？ 【Step 2 构词法归纳 Induction】 建议用时：10 分钟 一、复合词的构成规律 【含义】由两个或两个以上的词组合而成的新词 【常见类型】 1. 名词 + 名词 = 名词（green + house = greenhouse 温室） 2. 形容词 + 名词 = 名词（high + way = highway 高速公路） 3. 名词 + 名词 = 名词（sand + storm = sandstorm 沙尘暴） 4. 动词 + 副词 = 名词（come + back = comeback 复出/回归） 5. 动名词 + 名词 = 名词（reading + room = reading room） 二、本单元复合词 前半部分 后半部分 复合词 green house greenhouse 温室 sand storm sandstorm 沙尘暴 high way highway 高速公路 farm land farmland 农田 rail way railway 铁路 super market supermarket 超市 三、拓展：更多复合词 classroom 教室 · blackboard 黑板 · newspaper 报纸 · website 网站 · weekend 周末 homework 作业 · housework 家务 · friendship 友谊 · partnership 伙伴关系 【Step 3 词汇练习 Practice】 建议用时：15 分钟 2b 选词填空 【操作】学生独立填空 5 分钟 → 互查 2 分钟 → 全班核对 3 分钟。 【课本原题】2b Complete the sentences with the words in the box. product · corn · bridge · wide · capital 1. The road used to be narrow and dirty. Now, it is ________ and clean. 2. The ________ made it convenient for the villagers to travel across the river to the city. 3. Beijing, China's ________, hosted the 2008 Summer Olympics and the 2022 Winter Olympics. 4. Our farm has a lot of laying hens. They feed on ________, vegetables, and insects. 5. A digital ________ is something you sell online and doesn't have a physical form. 📝 词汇策略 · 2b ★ 独立填空。 ★★ 互查，说说你为什么选这个词。 ★★★ 用其中 2 个词造句。 2c 语篇填空：塞罕坝治沙 【操作】学生独立填空 5 分钟 → 互查 2 分钟 → 全班核对 3 分钟。 【课本原题】2c Complete the passage with the correct forms of the words in the box. What other stories do you know about China's environmental achievements? government · bush · sandstorm · result · sandy · soil In 1962, Wang Shanghai moved with his family from their house in Chengde to the ________ lands of Saihanba. There were few trees to hold the ________ together, and there were often ________. Temperatures were below freezing during the winter. Life there was very difficult. With support from the ________, Wang Shanghai led a group of 369 people who were determined to make the environment of Saihanba better. Over the next 60 years, workers planted ________ and trees, creating the world's biggest man-made forest. Today, Saihanba is known as 'the green miracle'. This is the ________ of hard work and people working together. Now, the land is covered with green trees and the water is clean and fresh. 📝 词汇策略 · 2c ★ 独立填空，注意词汇形式。 ★★ 互查，说说你为什么用这个形式。 ★★★ 你还知道哪些中国环境治理的故事？ 【Step 4 词汇运用 Application】 建议用时：5 分钟 词汇小练：用本课词汇各造 1 个句子 ★ 用 compound word（复合词）造 1 个句子。 ★★ 用 wide / bridge / capital 各造 1 个句子。 ★★★ 用 government / sandstorm / result 写一段小短文（3-4 句话）。 五、课堂检测（词汇导向·分层检测） 【说明】★ 基础达标 ★★ 能力提升 ★★★ 拓展运用（学生根据自身水平选做） ★ 基础达标 · 词汇基础（满分 30 分） 【题型对齐湖北中考：词义匹配 + 选词填空】 一、写出下列复合词的中文意思（每小题 2 分，共 10 分） 1. greenhouse ____________ 2. sandstorm ____________ 3. highway ____________ 4. farmland ____________ 5. railway ____________ 二、用所给词的适当形式填空（每小题 2 分，共 10 分） 1. The road is ________ (wide) than before. 2. The ________ (bridge) over the river is very long. 3. Beijing is the ________ (capital) of China. 4. They feed on ________ (corn) and vegetables. 5. A digital ________ (product) doesn't have a physical form. 三、根据句意及首字母提示填空（每小题 2 分，共 10 分） 1. There are often s________ in the north of China. 2. The soil is held t________ by tree roots. 3. With support from the g________, they planted many trees. 4. Saihanba is known as 'the green m________'. 5. This is the r________ of hard work. ★★ 能力提升 · 词汇运用（满分 30 分） 【题型对齐湖北中考：单项选择 + 语篇填空】 四、单项选择（每小题 1 分，共 15 分） 1. The road used to be narrow, but now it is ________. A. wide B. widely C. widen D. width 2. The ________ made it convenient to cross the river. A. bridge B. road C. house D. park 3. Beijing is the ________ of China. A. village B. town C. capital D. city 4. They feed on ________ and vegetables. A. corn B. corns C. a corn D. the corn 5. A digital ________ is something you sell online. A. product B. products C. production D. produce 6. There were few trees to hold the ________ together. A. soil B. soils C. earth D. land 7. There were often ________ in the past. A. sandstorm B. sandstorms C. storm D. storms 8. With support from the ________, they planted many trees. A. government B. governments C. city D. town 9. Workers planted ________ and trees. A. bush B. bushes C. bushs D. a bush 10. This is the ________ of hard work. A. result B. results C. reason D. reasons 11. The lands of Saihanba were very ________. A. sandy B. sand C. sand's D. sands 12. Wang Shanghai ________ a group of 369 people. A. lead B. led C. leads D. leading 13. They were ________ to make the environment better. A. determine B. determined C. determining D. determines 14. Saihanba is known ________ 'the green miracle'. A. for B. as C. with D. to 15. The land is covered ________ green trees. A. with B. by C. in D. on 五、语篇填空（每小题 1 分，共 15 分） 从方框中选择恰当的词，并用其正确形式填空，每词限用一次。 change, take, build, be, plant, go, see, become, improve, work Saihanba 1.________ a lot over the years. In 1962, it 2.________ a sandy land. There 3.________ few trees. People 4.________ to live a hard life. Now, great changes 5.________ place. People 6.________ millions of trees. Saihanba 7.________ a big forest. I 8.________ never ________ such a beautiful place before. The environment 9.________ a lot. People 10.________ hard to make it better. ★★★ 拓展运用 · 词汇拓展（满分 40 分） 【题型对齐湖北中考：词汇归类 + 词汇写作】 六、词汇归类（共 10 分） 将下列词汇按类别归类（每类至少 3 个）。 greenhouse / sandstorm / highway / farmland / railway / supermarket / classroom / blackboard / newspaper / website 1. 环境类：________________ 2. 交通类：________________ 3. 建筑类：________________ 4. 生活类：________________ 七、词汇写作（共 30 分） 用本课所学的至少 5 个词汇，写一段 60 词左右的短文，描述一个你知道的环境治理故事。 要求：至少使用 5 个本课词汇，语法正确，语意连贯。 评分标准：词汇使用 15 分（至少 5 个）；内容 8 分；语法 7 分。 六、课堂小结 Summary（2 分钟） 核心词汇：compound word, wide, bridge, capital, product, corn, government, sandstorm, soil, result。 核心结构：名词+名词构成复合词；形容词+名词构成复合词。 ★ 能说出 5 个本课核心词汇。 ★★ 能说出 8 个本课核心词汇 + 2 个复合词构词规律。 ★★★ 能总结复合词的三种构成方式，并各举 2 个例子。 七、词汇拓展与学习策略 Vocabulary Extension（5 分钟） Task 1 复合词拓展（分层） ★ 写出下列复合词的中文意思： moonlight ____________ waterfall ____________ subway ____________ ★★ 写出下列复合词的构成方式（名词+名词 / 形容词+名词）： classroom ____________ newspaper ____________ weekend ____________ ★★★ 自己造 3 个复合词，并写出它们的意思。 八、课后作业（分层菜单·词汇为主） ★ ① 背诵 10 个复合词；② 抄写本单元核心词汇。 ★★ 向家人介绍塞罕坝的故事（5 句话，用上本课词汇）。 ★★★ 写一段 80 词的短文『The Saihanba Spirit』，用上至少 5 个本课词汇。 九、参考答案（教师用 · 讲评前收起） ★ 基础达标答案 一、复合词意思：1. 温室 2. 沙尘暴 3. 高速公路 4. 农田 5. 铁路 二、适当形式填空：1. wider 2. bridge 3. capital 4. corn 5. product 三、首字母填空：1. sandstorms 2. together 3. government 4. miracle 5. result ★★ 能力提升答案 四、单项选择：1-5 A A C A A 6-10 A B A B A 11-15 A B B B A 五、语篇填空： 1. has changed 2. was 3. were 4. used 5. have taken 6. have planted 7. has become 8. have; seen 9. has improved 10. have worked ★★★ 拓展运用答案 六、词汇归类： 1. 环境类：greenhouse, sandstorm, ... 2. 交通类：highway, railway, ... 3. 建筑类：farmland, supermarket, classroom, ... 4. 生活类：blackboard, newspaper, website, ... 七、词汇写作：参考范文： The Saihanba Spirit Saihanba is a famous forest in Hebei, China. In 1962, it was a sandy land. There were often sandstorms. The soil was poor. But with support from the government, Wang Shanghai led a group of people to plant trees. Over 60 years, they have planted millions of trees. Today, Saihanba is known as 'the green miracle'. It is the result of hard work. The Saihanba spirit tells us that nothing is impossible if we keep trying. Value Statement 价值引领 Nothing is impossible if we keep trying; the green miracle of Saihanba proves it. （塞罕坝的绿色奇迹告诉我们：只要坚持，没有什么是不可能的。） 2b 选词填空答案 1. wide 2. bridge 3. capital 4. corn 5. product 解析： 1. 句意：这条路过去又窄又脏，现在又宽又干净。wide 宽的，与 narrow 对应。 2. 句意：这座桥让村民们过河去城里变得方便。bridge 桥。 3. 句意：北京，中国的首都，举办了2008年奥运会和2022年冬奥会。capital 首都。 4. 句意：我们农场有很多下蛋的母鸡，它们以玉米、蔬菜和昆虫为食。corn 玉米。 5. 句意：数字产品是你在网上销售的东西，没有实体形式。product 产品。 2c 语篇填空答案 1. sandy 2. soil 3. sandstorms 4. government 5. bushes 6. result 解析： 1. sandy lands 沙地，形容词修饰名词。 2. hold the soil together 固定土壤。 3. sandstorms 沙尘暴，复数形式，因为前面有 were。 4. with support from the government 在政府的支持下。 5. bushes 灌木，复数形式，与 trees 并列。 6. the result of hard work 努力的结果。 A 卷 基础达标答案 一、写出下列复合词的中文意思： 1. greenhouse 温室 2. sandstorm 沙尘暴 3. hometown 家乡 4. farmland 农田 5. railway 铁路 二、用所给词的适当形式填空： 1. wider 2. bridge 3. capital 4. corn 5. product 解析：1. than前面用比较级wider；2. 桥是单数；3. the capital of...；4. corn不可数；5. product产品。 三、根据句意及首字母提示填空： 1. sandstorms 2. together 3. government 4. miracle 5. result 解析：1. 沙尘暴，复数；2. together固定搭配；3. government政府；4. miracle奇迹；5. result结果。 B 卷 能力提升答案 四、单项选择： 1-5 A A C A A 6-10 A B A B A 11-15 A B B B A 解析： 1. 现在与过去对比，用形容词原级wide；2. bridge桥；3. capital首都；4. corn不可数；5. product产品； 6. soil土壤，不可数；7. sandstorms沙尘暴，复数；8. government政府；9. bushes灌木，复数；10. result结果； 11. sandy沙地，形容词修饰名词；12. led领导，过去式；13. determined坚定的；14. be known as作为...而出名；15. be covered with被...覆盖。 五、语篇填空： 1. has changed 2. was 3. sandy 4. soil 5. have taken 6. have planted 7. trees 8. have become 9. green 10. improved 解析：1. over the years用现在完成时；2. 1962年用一般过去时；3. sandy形容词；4. soil土壤；5. take place发生，现在完成时；6. plant种植，现在完成时；7. trees树；8. become变得；9. green绿色的；10. improve改善。 C 卷 拓展运用答案 六、词汇归类（参考答案）： 1. 环境类：greenhouse, sandstorm, farmland 2. 交通类：highway, railway, subway 3. 建筑类：bridge, building, house 4. 生活类：supermarket, newspaper, weekend 七、词汇写作（参考范文）： Saihanba is a green miracle in China. In the past, it was sandy land with few trees. There were often sandstorms. But with support from the government, workers planted many bushes and trees. Now, the land is covered with green trees and the soil is held together. This is the result of hard work. We should learn from them and protect our environment. （使用词汇：sandy, sandstorm, government, bushes, soil, result, hard work 等，符合要求） Value Statement 价值引领 Many hands make light work. 众人拾柴火焰高。 学科网（北京）股份有限公司 $