第六课时课件.ppt

1、2d,Underline the words in the passage based on the words below. What are the differences?,think rethink special especially use reuse, useful recent recently usual unusual environment environmental recycle recycling important importance build building protect protection create creative; creativity in

2、spire inspiration,1. Rethink, Reuse, Recycle !,re-是最常用的前缀之一。它可以加在名词或动词前面，构成新的名词或动词。re-表示以下三方面的意义：,1)表示“回”或“向后”的意思。例如：return（回来）recall（回忆，召回）retract（缩回，取回）,2)表示“再”、“重新”、“重复”的意思。 例如：rethink（再思考）reuse（再 运用）restart（重新开始）recycle （再利用）,3)表示“相反”、“反对”的意思。 例如：rebel（反叛，谋反）reverse （反转，颠倒）resist（反抗，抵 抗）,2. She

3、is a most unusual woman.,un-前缀，常加在形容词、副词、分词、动词和名词之前；第一，表示否定意义。第二，表示“反动作”。即“相反的动作”。 例如： uneconomic不经济的 uncomfortable不舒服的 unending无尽的 unfortunate不幸的 unusual不平常的 unkind不仁慈的 unbind解开，释放 uncover揭开的盖子 unearth由地下掘出 unbutton 解开钮扣,3. Nothing is a waste if you have a creative mind.,-ive是形容词后缀 一般表示有.的 create -

4、ive creative,4. Amy recently won a prize from the Help Save Our Planet Society. recent -ly recently形容词加 ly变副词,5. Amy is an inspiration (n.灵感) to us all.,后缀-tion附在动词后面构成名词,1)当单词最后是t, d, te, de时，变名词加 tion或者ation, ition； 2)当单词最后是元音字母时，变名词加 sion等。,6. She especially likes to use old jeans to make handbag

5、s. special 和especial 是同义词， especially 是especial 的副词。,7. The theme park to show people the importance of environmental protection.,importance是important的名词。 environmental 是environment 的形容词形式。 protect -ion protection,2e,Make a list of things that need to be done to save the environment. Which things ca

6、n be done by common people every day?,Which things have to be done by governments and organizations? Discuss these with your group.,Survey the students in our class. Then take a class vote.,Unit 13 Were trying to save the earth!,Section B 2 3a-Self Check,Revision,1. 停止乘小汽车 2. 回收纸 3. 用纸巾 4. 好好利用 5. 用

7、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 11. 一个有创意的大脑 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 s

8、hop,more popular works,bring happiness to others,Talk about 2b with your partner.,Have you heard of Amy Hayes?,She is a most unusual woman who lives in the UK.,Why is she unusual?,Because she built her house out of rubbish.,What is her gate made of?,Its made of rocks and old glass bottles.,Where is

9、Jessica Wong from?,She is from Hong Kong.,What does she do?,She uses old clothes that people dont wear anymore to make bags.,How does she sell her bags?,She opens a small shop and set up a website to sell them.,And what is Wang Tao known for?,He is known for using iron and other materials from old c

10、ars to make beautiful art pieces.,What does he hope to do?,He hopes to set up a “metal art” theme park to show people the importance of environmental protection.,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.,Re

11、cycle paper.,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.,Stop people from using wooden chopsticks, plastic bowls and bags.,Organize people to clean up the streets and

12、 rivers.,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 parts need to be improved? Why?,3a,park,the air is clean,streets,so many trees,restaurants,clean and tidy,river,a lot of rubbish,so ma

13、ny cars,air,too many factories,streets,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 suggest

14、ions or 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. W

15、ith the 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 mor

16、e people have realized these problems. I think that governments should close down the factories and develop laws to stop people from driving cars every day. I suggest everyone in this town should help to clean up the river and the streets. We should call on everyone in the town to throw rubbish in t

17、he dustbins. 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

18、 action 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