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

Warming up2021/8/11 星期三12021/8/11 星期三2What can you see?We can see an earth with a smiling face.She used to be happy.2021/8/11 星期三3We can see our earth is sad now.2021/8/11 星期三4What makes the What makes the earth sad?earth sad?2021/8/11 星期三5 There is a lot of _ in the water.The water must be seriously _.The fish in the water must have a _ time.rubbishpollutedhard2021/8/11 星期三6_ is everywhere.Rubbish2021/8/11 星期三7Air pollutionFactory chimneys are _too much smoke causing lots of acid rain all over the world.giving off 2021/8/11 星期三8Trees are _by people,many forests have been _cut downdeforestationdestroyed2021/8/11 星期三9desertificationdesertification2021/8/11 星期三10starvationstarvation2021/8/11 星期三11Protecting environment2021/8/11 星期三12Our 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)2021/8/11 星期三13problems the problems the earth is facingearth is facingair pollutionwater pollutionnoise pollutionsoil erosionwhite pollutionoverpopulationpovertywar&violence(rubbish)aids2021/8/11 星期三141.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?2021/8/11 星期三15SpeakingUseful 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.2021/8/11 星期三16A 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.2021/8/11 星期三17An 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 everything2021/8/11 星期三18Saving the earth is saving ourselves!2021/8/11 星期三19Homework1.Please interview some people to see whether the coal should be used and write it down.2.Write a short passage about environmental protection.2021/8/11 星期三202021/8/11 星期三212021/8/11 星期三22