九年级英语全册 Unit 13 We re trying to save the earth Section A(1a 3b)课件 (新版)人教新目标版 课件VIP免费

Unit 13We are trying to save the earth. Language GoalTalk about pollution and envirnmental protectionTo talk about air pollution, water pollution and sound pollution.To think about ways of protecting the environment.To learn the new words: advantage, scientificserious pollutionWe are harming our planet in so many ways.伤害air pollutionsoil pollutionwater pollutionthe earth song by Michael Jackson !!!Factories pour dangerous gases into the air.Cars also pour dangerous gases into the air.tail gastail gasair pollution!The weather is always foggy. We can’t see the blue sky. We can’t breathe the fresh air. Do you know why?  Factories produce too much dangerous smoke. The traffic produces too many fumes. Some people smoke in public places. Dad, what’s the acid rain?Natural resources are disappearing at a dangerous rate.以危险的速度Group One Group TwoGroup Three desert灭绝extinctHelp save the earth We must think of better way to treat our planet in future.What do you usually do ?Are you a friend of the Earth? Take this quiz.STARTYou drink a can of cola. What do you do?I throw away cans.I throw away cans.I recycle cans.I recycle cans.You throw away the cans. That’s bad for the Earth.You recycle the cans.That’s good for the Earth.There are a lot of old newspapers at your home. What do you do?I throw the old newspapers away.I throw the old newspapers away.I recycle the old newspapers.I recycle the old newspapers.You throw old newspapers away.You waste paper.That’s bad for the Earth.You recycle old newspapers. You save paper.That’s good for the Earth.You go shopping. What do you do?I use a lot of new plastic bags.I use a lot of new plastic bags.I use my own bag.I use my own bag.You use a lot o...