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单击此处编辑母版标题样式,单击此处编辑母版文本样式,第二级,第三级,第四级,第五级,*,Unit 13,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 shop,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 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 cars 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.,Recycle 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 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,Good environment,Why,Bad environment,Why,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,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 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 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 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 the 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,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 -,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,heavily,easily,angrily,well,2.Match each statement with the grammar,structure.,Statement,Grammar,The river used to be so clean.,Present progressive,We have seen many changes in the environment.,Modal verbs,People should take public transportation more.,Passive voice,The river is polluted by factories.,used to,The air pollution is getting worse and worse.,Present perfect,3.Write ways to cut down on these kinds,of pollution.,Kinds of pollution,Ways to cut down,water pollution,land pollution,noise pollution,air 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.,Homework,Finish your passage of 3b.,
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