Unit 2 A green life 核心知识点归纳and针对性练习（专项训练）-2026-2027学年外研版（三起）英语五年级上册

2026秋外研版五年级英语上册 Unit 2 A green life 核心知识点归纳and针对性练习 第一部分 核心知识点归纳 一、核心词汇 reuse, recycle, waste, plastic, bottle, bin, save, energy, paper, cloth, plant, pollute, rubbish, wood, reusable, glass, protect, earth, light 二、核心短语 a green life 绿色生活 save energy 节约能源 reuse plastic bottles 重复利用塑料瓶 recycle paper 回收纸张 throw rubbish 扔垃圾 cloth bags 布袋 protect the earth 保护地球 waste water 废水 sort rubbish 垃圾分类 turn off lights 关灯 三、重点句型 1. We should live a green life to protect the earth. 2. Don’t waste paper and glass at school. 3. We can reuse old cloth to make small bags. 4. Please put plastic waste in the right bin. 5. We must turn off lights to save energy. 6. Too much plastic will pollute our rivers. 7. Many trees give us wood for daily use. 四、核心语法 1. 情态动词must/should 表环保要求，后接动词原形 2. 动名词作宾语：reuse sth for doing sth 3. 可数不可数名词区分： 可数复数：bottle-bottles, bin-bins, tree-trees 不可数：paper, plastic, wood, rubbish, energy 4. 否定祈使句 Don’t + 动词原形，用于劝阻污染行为 5. 情态动词can 表示可以采取的环保行动 第二部分 针对性练习 一、英汉互译 A 英译汉 1. save energy ________________________ 2. reuse glass bottles ________________________ 3. sort rubbish ________________________ 4. protect the earth ________________________ 5. waste water ________________________ 6. cloth bags ________________________ 7. recycle old paper ________________________ 8. plastic waste ________________________ B 汉译英 1. 回收利用 ________________________ 2. 塑料 ________________________ 3. 垃圾桶（复数） ________________________ 4. 树木 ________________________ 5. 节约 ________________________ 6. 污染 ________________________ 7. 可重复使用的 ________________________ 8. 能源 ________________________ 二、用所给单词适当形式填空 1. We should ________ (reuse) our school notebooks. 2. There are three ________ (bin) in our classroom. 3. Too many plastic ________ (bottle) pollute the lake. 4. We use old cloth ________ (make) shopping bags. 5. Don’t ________ (waste) clean tap water every day. 6. People cut down trees to get ________ (wood). 7. These old newspapers are for ________ (recycle). 8. Everyone ________ (protect) our beautiful earth. 9. Turn off the ________ (light) when you leave the room. 10. Much rubbish ________ (pollute) the sea near the town. 三、根据中文提示写单词 1. We all love our ________ (绿色的) life. 2. Put the glass into the recycling ________ (垃圾桶). 3. We can ________ (回收) old magazines at school. 4. Don’t throw away too much ________ (塑料). 5. We need to ________ (节约) electricity at home. 6. Dirty factory water will ________ (污染) rivers. 7. This cup is ________ (可重复使用的), not disposable. 8. Wind is clean ________ (能源) for people to use. 9. We plant more ________ (树木) every spring. 10. Don’t leave your ________ (垃圾) on the park ground. 四、单项选择 ( ) 1. We ______ reuse bottles to make small flower pots. A. can B. can’t C. shouldn’t ( ) 2. Don’t waste ______ paper when you draw pictures. A. many B. much C. a lot ( ) 3. There are five plastic ______ under the desk. A. bottle B. bottles C. a bottle ( ) 4. You ______ turn off lights before going out. It saves energy. A. must B. mustn’t C. can’t ( ) 5. We use cloth bags ______ less plastic waste. A. make B. to make C. making ( ) 6. Too much rubbish ______ the clean river. A. pollute B. pollutes C. polluting ( ) 7. Please put waste glass ______ the green bin. A. into B. at C. for ( ) 8. ______ trees can help us protect the earth. A. Plant B. Plants C. Planting ( ) 9. We should stop ______ clean water. A. waste B. wasting C. wastes ( ) 10. —What can we do for the earth? We can ______ old paper and cloth. A. recycle B. waste C. pollute 五、按要求完成句子 1. We should reuse plastic bottles.（改为否定句） ________________________________________________ 2. People put rubbish in the red bin.（对划线部分提问） ________________________________________________ 3. Too much plastic pollutes the lake.（改为一般疑问句） ________________________________________________ 4. I turn off the light every evening.（改为复数句，主语换we） ________________________________________________ 5. We plant trees to protect the earth.（对划线部分提问） ________________________________________________ 六、连词成句 1. life, we, green, a, live, should (.) ________________________________________________ 2. save, we, energy, lights, turning, off, by (.) ________________________________________________ 3. bottles, reuse, we, plastic, can (.) ________________________________________________ 4. don’t, clean, waste, water (.) ________________________________________________ 5. rubbish, right, put, bin, the, into (.) ________________________________________________ 6. trees, plant, more, spring, every, we (.) ________________________________________________ 7. plastic, pollute, rivers, waste, will (.) ________________________________________________ 8. cloth, make, bags, old, we, use, to (.) ________________________________________________ 9. everyone, earth, protect, should, the (.) ________________________________________________ 10. paper, recycle, classmates, my, old (.) ________________________________________________ 参考答案 一、英汉互译 A 1.节约能源 2.重复利用玻璃瓶 3.垃圾分类 4.保护地球 5.废水 6.布袋 7.回收旧纸张 8.塑料垃圾 B 1.recycle 2.plastic 3.bins 4.trees 5.save 6.pollute 7.reusable 8.energy 二、用所给单词适当形式填空 1.reuse 2.bins 3.bottles 4.to make 5.waste 6.wood 7.recycling 8.protects 9.lights 10.pollutes 三、根据中文提示写单词 1.green 2.bin 3.recycle 4.plastic 5.save 6.pollute 7.reusable 8.energy 9.trees 10.rubbish 四、单项选择 1.A 2.B 3.B 4.A 5.B 6.B 7.A 8.C 9.B 10.A 五、按要求完成句子 1.We shouldn’t reuse plastic bottles. 2.What do people put into the red bin? 3.Does too much plastic pollute the lake? 4.We turn off the lights every evening. 5.Why do we plant trees? 六、连词成句 1.We should live a green life. 2.We save energy by turning off lights. 3.We can reuse plastic bottles. 4.Don’t waste clean water. 5.Put rubbish into the right bin. 6.We plant more trees every spring. 7.Plastic waste will pollute rivers. 8.We use old cloth to make bags. 9.Everyone should protect the earth. 10.My classmates recycle old paper. 学科网（北京）股份有限公司 $