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1、Unit 13 Were trying to save the earth!,Section A 1a-1c,2,The earth is polluted.,Lead-in,3,air pollution,The factories that burn coal pollute the air with a lot of black smoke.,n. 煤炭,4,Factories put waste into the river.,water pollution,5,litter v. 乱扔 n. 垃圾 rubbish waste 垃圾，废弃物,People should throw aw
2、ay litter in the bin.,n. 垃圾箱,6,noise pollution,There are more cars on the road.,7,1a,Here are some words related to different kinds of pollution. Write them in the box below. Then add more words.,8,noise pollution _ _ _ _,air pollution _ _ _ _,water pollution _ _ _ _,loud music,planes,mobile phones,
3、factories,cars,smoking,ships,factories,littering,rubbish,building houses,building houses,9,1b,Listen and complete the sentences.,really dirty,rubbish,fish,10,litter,waste,government,close down,clean up,11,1c,Role-play the conversation,The river was dirty. Even the bottom of the river was full of rub
4、bish.,But it used to be so clean!,Yes, but people are throwing litter into the river.,Everyone in this town should play a part in cleaning it up!,12,1. Were trying to save the earth! 我们正在竭尽全力拯救地球! try to do =try ones best to do 努力去做某事。 e.g. Every student should try to study hard in order to study in
5、 a university. 为了进入大学学习，每个学生都应该 努力学习。,Language points,2. Everyone in this town should play a part in cleaning it up! play a part in 在方面起作用 e.g. A good diet plays a large part in helping people live longer. 健康的饮食在帮助人们长寿方面起着 非常大的作用。,14,What should we do to save the earth?,15,Turn off the lights when you leave a room.,关掉,16,stop riding in cars,17,stop using paper towels or napkins（餐巾，餐巾纸）,18,recycle,回收利用,19,建设美丽乡村,Homework,1.search the Internet to find more ways to save the earth,21,Thank you!,22,