Unit 6-7课内易错知识点：Unit 61. throw the rubbish 扔垃圾2. make sth.make sb. sth. = make sth. for sb. 为……做make sb./sth.+形容词make them happymake sb./sth.+domake them laugh3. help do sth. 帮助做……help clean the classroom4. keep sb/sth.+形容词keep your clothes clean5. slip-slippedfall-fellthrow-threwdrink-drankmake-madekeep-kept6. smoke from cars做主语时，主语看smoke，谓语用单数。

Smoke and fog are bad for our health.A and B作主语时，谓语用复数。

Unit 71. to+动词原形(1) use...to...使用某物做某事use water to clean things 使用水清洗东西use chopsticks to eat noodles 用筷子吃面条(2) reuse sth. to do sth. 再利用某物做某事reuse a plastic bottle to make a toy 再利用塑料瓶做一个玩具reuse paper to make a box 再利用纸做一个盒子(3) need sth. to do sth. 需要某物做某事need oil to drive cars 开车需要燃油need water to drink 需要水喝2. most of+可数/不可数most of+名词作主语，be动词或谓语动词由of后面的名词来决定。

Most of the trees are tall here.Most of the juice looks nice.3. many 和much用法(1) many+可数名词①so much 如此多+不可数名词There is so much rubbish in the world now.②so many+可数名词复数There are so many birds in the tree.(2) a lot of/some+可数/不可数(3) 不可数名词：water, energy, oil, coal, wood, plastic, paper, juice, cola, rice, meat, soup, milk, tea, coffee, bread, honey, food, cake, chicken, fish, ice, money, time, snow, rain, rubbish, homework, housework注意：newspaper, plastic bag, plastic bottle为可数名词4. start+doing开始做……start drawingstop doing停止做……stop doingstart 反义词end5. should/shouldn’t/can/can’t/could/couldn’t/must+do6.表所有关系时，用介词ofa map of Chinaa picture of my family and me7. come from=be from 来自Peter comes from America. = Peter is from America.8. cut-cut(过去式)练习：用动词适当形式填空1. Dad is sleeping. You shouldn’t________(cry) so loudly2. It’s late. We should________(take) a taxi at once.3. To keep the river clean, we shouldn’t________(throw) rubbish in it.课内练习一、单词辩音（S/D）( ) 1. wood food ( ) 2. hard warm( ) 3. near earth ( ) 4. gate plastic( ) 5. school afternoon ( ) 6. energy poster( ) 7. wasted saved ( ) 8. oil point( ) 9. most coal ( ) 10. cook cool二、用动词的适当形式填空1. We should________(eat) fruit and vegetables every day.2. Mr Green________(drink) too much yesterday.3. ________(not waste) water, please.4. He starts________(draw).5. There are three plastic________(bottle) on the table.6. The books are________(use). They are good for your study.7. We use wood________(make) things.8. They cut down too many________(tree).9. One day, Bobby________(throw) a banana skin on the ground.10. What can we do________(keep) our city clean?11. ________(not waste) money, please.12. We have some________(use) ideas to save water.13. There________(be) not much water on the Earth.14. We use wood________(make) things.15. The little girl________(wear) nice dress yesterday.16. Rubbish________(make) the streets dirty.17. They________(bring) some hot dogs for lunch yesterday.18. My father starts________(make) a plastic toy.19. Would you like________(go) shopping with me?20. “No________(run)” means you can’t run here.21. The books are ______(use).22. There is too much ______(rain) in summer.23. The students start ______(read) the new books.24. I usually use the computer _____(write) e-mails.25. Wood is ______(use) to us.三、根据句意和首字母提示填空1. There are too m________plastic things.2. Black smoke from factories makes the air d________.3. To protect the Earth, we s________drive too much.4. Billy s________on the banana skin and falls.5. I can r________paper to make nice clothes.6. Wood is u________, we should not waste it.7. There is not m________energy on the Earth.8. Yesterday, some workers c________down some trees beside the river.9. Turn off the tap, please. We should s________water.10. What can we do to k________our school clean?11. People should love and p________our Earth.12. -How can we r________plastic bags and bottles?-We can make some boxes.13. It’s very late now. Don’t w________time.14. Using too much p________will make much white pollution.15. We should use paper bags and g_____ bottles in our daily lives.四、单项选择1.We shouldn’t eat ______ in the evening.It’s bad for us.A.too manyB.too muchC.so many2.Please give me some _______.A.glass bottleB.glasses bottleC.glass bottles3.Mr Green and Mrs Green ______ the USA.A.are coming fromes fromC.are from4.There ____ so many trees on the Earth long long ago.A.areB.wereC.is5._____ cut down too many trees.A.NotB.NoC.Don’t6.What can we do ______our city beautiful?A.to keepB.makeC.keep7.Drinking too much is bad ____ our health.A.withB.onC.for8. We can ____ after school.A.walk to homeB.go to homeC.walk home9. What can we do ____ our city beautiful?A.to keepB.makeC.keep10. We can ___ to school.A.by busB.take a busC.on foot11. When’s Earth Day?It’s ____ 22nd April.A.atB.inC.on12. People use water _____ clothes every day.A.washB.to washC.so much13. There are _____ plastic toys on the ground.A.too manyB.too muchC.so much五、阅读理解It was the National Day. During（在……期间）this long holiday, Wang Bing did many things. In the morning, he went to the zoo with his parents. He found there were many birds, tigers, monkeys and elephants ,etc（等）. When Wang Bing threw(扔) bananas to monkeys, they became(变得) very excited.In the afternoon, they visited his grandparents. They were very happy to see each other. Wang Bing’s father watched TV when(当……的时候) grandpa showed some old photos to Wang Bing. They said much about past time(过去). Wang Bing’s mother and grandma cooked nice food for them. In the evening, they had a big dinner. ( ) 1. Today is the National Day.( ) 2. Wang Bing went to the zoo with his friends.( ) 3. Wang Bing’s father watched TV in the afternoon.( ) 4. Grandpa showed some old photos to Wang Bing.( ) 5. They enjoyed themselves(他们自己) very much.。