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1、Unit 13 Were trying to save the earth!,Section B3 3a-self check,1. 停止乘小汽车 2. 回收纸 3. 用纸巾 4. 好好利用 5. 用垃圾建造房子 6. 倒置 7. 经营小生意,stop riding in cars,recycle paper,use paper napkins,put to good use,build a house out of rubbish,turn upside down,set up a small business,8. 回复，归还 9. 旧玻璃瓶 10. 拆下; 摧毁 11. 一个有创意的大脑
2、 12. 开一个小店 13. 更受欢迎的作品 14. 给他人带来欢乐,bring back,old glass bottles,pull down,a creative mind,open a small shop,more popular works,bring happiness to others,Warming up,What should we do to save the earth?,Turn off the lights when we leave a room.,Take our own bags when shopping.,Ride a bike.,Recycle pap
3、er.,Dont use paper napkins.,What should governments do to save the earth?,They should close down the factories that put waste into the river.,Set up a lot of dustbins on the street.,Encourage people to use wooden chopsticks, plastic bowls and bags.,Organize people to clean up the streets and rivers.
4、,park,the air is clean,streets,so many trees,restaurants,clean and tidy,river,a lot of rubbish,so many cars,air,too many factories,streets,Think about the environment in your town/ city and complete the chart below.,Which parts of the town/ city have a nice environment? Why are they nice? Which part
5、s need to be improved? Why?,3a,3b,Writing,Write a letter to the city mayor about the problems and your suggestions.,In your letter, describe the environmental problems in your town/city. 1. What are the problems? 2. Where are they? 3. What or who is causing these problems?,Then, give suggestions or
6、possible ways to solve the problems. I think that We should/ could I suggest,写作指导,本次写作内容是一封书信，信中首先要介绍你所在城市存在有哪些环境问题，是谁造成的这些问题，然后提出解决这些环境问题的方法和措施，可以结合3a中列举的问题和前面学过的解决办法来完成这封信。,One possible version,Dear Sir/ Madam, Environmental problems are becoming more and more serious all over the world. With the
7、development of the society, there are too many cars on the streets in our city. Cars have made the air unhealthy for people to breathe. Black smoke and poisonous gas are given off by factories. Factories also put waste into the river. And wherever we go, we can find rubbish.,Now more and more people
8、 have realized these problems. I think that governments should take some measures to prohibit factories and develop laws to stop people from driving cars every day. I suggest everyone in our city should help to clean up the river and the streets. We should call on everyone to throw rubbish in the du
9、stbins. I hope the problem will be solved in the near future and our home will become better and better.,Self Check,1. Write different forms of the words. Then add more to each group.,v. n.,pollute - act - protect- inspire - build - create -,farm - sing - travel- drive - run - write -,pollution acti
10、on protection inspiration building creation,farmer singer traveler driver runner writer,n. adj.,fame - wood - science- health - south - care -,rain - cloud- luck - help - color - day -,famous wooden scientific healthy southern careful,rainy cloudy lucky helpful colorful daily,adj. n.,sunny - noisy -
11、 harmful - beautiful - different - important- woolen -,sun noise harm beauty difference importance wool,adj. adv.,slow - wide - sudden - real - quick - true - possible -,happy - loud - quiet - heavy - easy - angry - good -,slowly widely suddenly really quickly truly possibly,happily loudly quietly h
12、eavily easily angrily well,2. Match each statement with the grammar structure.,3. Write ways to cut down on these kinds of pollution.,Stop factories from throwing waste into rivers.,Try not to use plastic bags when shopping,Cut down the number of cars.,Reduce the number of factories that burn coal.,
13、.根据句意及括号内所给单词的提示填空。 1. This law provides _(protect) for those animals in danger. 2. There are many tall _ (build) in the east of my city.,protection,buildings,Exercises,3. There are so many _ (environment) problems in the world today. 4. Now Amy has realized the _ (important) of good health. 5. _(re
14、cent) my family moved into a new neighborhood.,environmental,importance,Recently,. 根据汉语意思完成英语句子，每空词数不限。 1. 刚才新来的老师在黑板的顶部写了他的名字。 The new teacher wrote his name _ the blackboard just now. 2. 请帮助我扔掉厨房里的大箱子。 Please help me _ the big box in the kitchen. 3. 上周五这对双胞胎姐妹参加了脱口秀节目。 The twin sisters _ a talk sh
15、ow last Friday. 4. 安娜好好利用了她爸爸给的零用钱。 The pocket money that her father gave her _ by Anna. 5. 请在这个周末前归还所有图书馆的书。 Please _ all the library books by the end of the week.,bring back / give back / return,at the top of,throw away,took part in,was put to good use,.根据短文内容及所给首字母提示，补全文中所缺单词，使短文完整、通顺。 All of us
16、need a healthy environment. But every day we produce a lot ofl_(1). And it ish_(2) to our environment. Now our environment is becoming worse and worse. We must do something to save it. How do we takea_(3)? Here are some good ideas for you. First, dont waste anything, including electricity. To save electricity,litter,harmful,action,we should turn off the lights when we leave a room. Second, when we go shopping, try to user_(4) bags instead of plastic bags. Try to use handkerchiefs (手帕) instead of
