Unit 6 第2课时 Explore（分层作业）英语沪教版五年级上册（新教材）

**基本信息** 本同步练习以“基础-提升-拓展”三级分层设计，构建“词汇-句型-语篇-综合应用”的知识巩固路径，适配小学英语新授课教学，助力语言能力与思维品质培养。 **分层设计** |层次|知识覆盖|设计特色| |----|----------|----------| |基础练|核心词汇（natural/factory等）、基础语法（名词复数/动词形式）|通过选词填空、补全单词夯实基础，聚焦单一知识点记忆与识别| |提升练|句型结构、对话逻辑、问答匹配|以连词成句、补全对话衔接语篇，强化语言知识向语用能力转化| |拓展练|表格信息提取、写作表达|通过阅读简答与主题写作，综合运用单元核心内容，提升综合语言运用与思维能力|

Unit 6 Why should we take care of the Earth? 第 2 课时 Explore 基础练 1、 选词填空 factory, smoke, natural, hurt, sick 1.Air, water and wood are ________ resources. 2.________ make lots of black smoke. 3.Dirty air can make people ________. 4.Smoke and rubbish ________ our natural resources. 5.Cars and factories produce heavy ________. 二、根据首字母提示补全单词。 1.n________ resources 自然资源 2.f________ produce smoke 工厂产生废气 3.s________ people 使人们生病 4.h________ the Earth 伤害地球 5.d________ land and water 弄脏土地水源 三、读句子，选最佳答案。 ( ) 1. The Earth ____ us air, water and wood. A. give B. gives C. giving ( ) 2. We ____ not hurt natural resources. A. should B. shouldn't C. can't ( ) 3. Smoke from factories ____ the air dirty. A. make B. makes C. making ( ) 4. We need clean air ____ live. A. to B. for C. and ( ) 5. We can ____ rubbish to protect the Earth. A. recycle B. recycles C. recycling 四、用所给词正确形式填空。 1.There are many ________ (factory) in the city. 2.Dirty air makes people ________ (sick). 3.We shouldn't ________ (hurt) our natural resources. 4.________ (rubbish) pollutes land and rivers. 5.We should ________ (recycle) waste paper. 提升练 五、连词成句 1.①a ②natural ③is ④Air ⑤resource (.) 2.①black ②make ③Factories ④smoke (.) 3.①not ②hurt ③We ④should ⑤resources (.) 4.①dirty ②makes ③Rubbish ④water (.) 5.①recycle ②can ③We ④rubbish (.) 六、从方框中选择合适句子，补全下面对话，每句只用一次 A: What are natural resources? B: (1) ____________A. The Earth gives us natural resources to live. B. Factory smoke makes air dirty. C. Dirty air will make people sick. D. We can recycle rubbish to save resources. E. We must protect natural resources well. A: What hurts our natural resources? B: (2) ____________ A: What bad result will it bring? B: (3) ____________ A: How can we protect them? B: (4) ____________ A: That's really useful. B: (5) ____________ 七、问答匹配 ( ) 1. What are natural resources? A. Factory smoke and rubbish. ( ) 2. What makes the air dirty? B. Air, water, wood and land. ( ) 3. Why can't we drink dirty water? C. Recycle our rubbish. ( ) 4. What hurts the Earth? D. It's bad for our health. ( ) 5. How do we protect natural resources? E. Factories and cars. 八、英汉互译 1.natural resources ________________________ 2.factory smoke ________________________ 3.使人们生病 ________________________ 4.回收垃圾 ________________________ 5.We should not hurt our natural resources. ________________________ 九、读一读，将下列句子排序，组成一段完整、通顺的对话。 A: Why do we need to take care of natural resources? B: The Earth gives us air and water to live. C: What makes natural resources dirty? D: Smoke and rubbish pollute them. E: What can we do to help? F: We can reduce and recycle waste. ________________________________________ 拓展练 十、阅读表格信息，用完整英文句子作答 Natural Resource Problems Bad influence Solutions Factory smoke Air becomes dirty; people get sick Walk more, cut car smoke Rubbish Dirty land and river Put rubbish in bins, recycle 1.What makes the air dirty? ________________________________________ 2.What will happen if air is dirty? ________________________________________ 3.How can we stop rubbish pollution? ________________________________________ 十一、写作 要求：不少于三句话，结合 natural resources、factory smoke、recycle、should/shouldn't 写作 写作提示：围绕 “我们为何要保护自然资源，生活中该怎么做” 展开 参考解析 基础练 基础练 一、选词填空 答案：1.natural 2.Factories 3.sick 4.hurt 5.smoke 解析： 1. natural resources 固定搭配 “自然资源”； 2. 谓语 make 为原形，主语用复数 Factories，工厂排放黑烟； 3. make people sick 让人生病； 4. smoke 和 rubbish 两类事物作主语，动词用原形 hurt； 5. heavy smoke 浓重废气。 二、根据首字母提示补全单词 答案：1.natural 2.factories 3.sick 4.hurt 5.dirty 解析： 1. natural resources 自然资源； 2. factories（复数）对应动词 produce； 3. sick people 生病的人； 4. hurt the Earth 伤害地球； 5. dirty land and water 弄脏土地和水源。 三、读句子，选最佳答案 答案：1.B 2.A 3.B 4.A 5.A 解析： 1. The Earth 是三单，动词用 gives，选 B； 2. 句内已有 not，搭配 should 构成 should not（不应该），选 A； 3. smoke 不可数名词，谓语动词三单 makes，选 B； 4. to live 不定式作目的状语，选 A； 5. 情态动词 can 后接动词原形 recycle，选 A。 四、用所给词正确形式填空 答案：1.factories 2.sick 3.hurt 4.Rubbish 5.recycle 解析： 1. many 后可数名词变复数 factory → factories； 2. make sb. + 形容词，sick 作宾补； 3. shouldn't 后必须使用动词原形 hurt； 4. rubbish 不可数名词，句首首字母大写； 5. should 后固定搭配动词原形 recycle。 提升练 五、连词成句（序号 + 标准正确句子） 1.③④①②⑤ Air is a natural resource. 2.③②①④ Factories make black smoke. 3.③④②⑤ We should not hurt resources. 4.③②① Rubbish makes water dirty. 5.③②① We can recycle rubbish. 六、补全对话 答案：1.A 2.B 3.C 4.D 5.E 解析： 问句询问自然资源是什么，对应 A 句解释地球供给人类生存资源； 提问什么伤害资源，对应 B 工厂废气污染空气； 追问污染带来的后果，对应 C 脏空气让人生病； 询问保护办法，对应 D 回收垃圾节约资源； 听完所有方法，总结我们必须好好保护自然资源，选 E。 七、问答匹配 答案：1-B 2-E 3-D 4-A 5-C 解析： 自然资源：空气、水、土地、树木 → B； 污染空气：工厂与汽车废气 → E； 不喝脏水：有害身体健康 → D； 伤害地球：工厂废气和垃圾 → A； 保护资源：回收垃圾 → C。 八、英汉互译 1. natural resources — 自然资源 2. factory smoke — 工厂废气 3. 使人们生病 — make people sick 4. 回收垃圾 — recycle rubbish 5. We should not hurt our natural resources. — 我们不应该破坏自然资源。 九、句子排序 正确顺序：A → B → C → D → E → F 完整对话逻辑：提问为何保护自然资源→地球提供生存所需水土→什么污染资源→废气垃圾造成污染→询问解决办法→减少、回收垃圾。 拓展练 十、表格简答标准完整句 Smoke from factories and cars makes the air dirty. Dirty air will make people sick easily. We can put rubbish in bins and recycle all waste. 十一、【跨学科写作】参考范文（三段式，难度提升） The Earth gives us important natural resources, such as clean air and fresh water. Factory smoke and lots of rubbish hurt them and make people sick. We shouldn't cut down trees or throw rubbish everywhere. We should walk more and recycle waste to keep the Earth healthy. 解析：不再是单句仿写，要求整合单元全部核心词汇、should/shouldn't 句型，需要学生自主组织逻辑，难度提升，符合高年级要求。 2 / 2 学科网（北京）股份有限公司 学科网（北京）股份有限公司 $