高二英语Unit9 Saving the earth课件 新课标 人教版 课件.ppt

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,*,Warming up,What can you see?,We can see an earth with a smiling face.She used to be happy.,We can see our earth is sad now.,What makes the earth sad?,There is a lot of _ in the water.The water must be seriously _.The fish in the water must have a _ time.,rubbish,polluted,hard,_ is everywhere.,Rubbish,Air pollution,Factory chimneys are _too much smoke causing lots of acid rain all over the world.,giving off,Trees are _by people,many forests have been _,cut down,deforestation,destroyed,desertification,starvation,Protecting environment,Our earth is in great danger.Can you think of other problems she is facing?,Write down as much as you know.Ask one of your group to report it to the whole class.See which group can give the most information.,(In 3 minutes),Group work,problems the earth is facing,air pollution,water pollution,noise pollution,soil erosion,white pollution,overpopulation,poverty,war&violence,(rubbish),aids,1.What is the biggest problem of the earth?Why do you think so?,2.What causes the problem?,3.What can we do to solve the problem?,Speaking,Useful expressions:,We must make sure that.,I am all for.,Sure/Certainly/Absolutely,It is clear that.,If nothing is done.,It would be better if we.,A businessman:,You think that,we should burn,the coal because.,A scientist:You,think that we,should spend more,money on science,so we can use the,coal in a better,way,because.,An environmentalist,:You dont think we should burn the coal because,A local citizen:,You dont think we should burn the coal,because money is not everything,Saving the earth,is saving ourselves!,Homework,1.Please interview some people to see whether the coal should be used and write it down.,2.Write a short passage about environmental protection.,