1、Unit 13 Were trying to save the earth!,SectionA (1a1c),The earth is polluted.,Lead-in,air pollution,The factories that burn coal pollute the air with a lot of black smoke.,n. 煤炭,Factories put waste into the river.,water pollution,mobile phone pollution,litter v. 亂扔 n. 垃圾 rubbish waste 垃圾，廢棄物,People

2、should throw away litter in the bin.,n. 垃圾箱,noise pollution,There are more cars on the road.,1a,Here are some words related to different kinds of pollution. Write them in the box below. Then add more words.,noise pollution _ _ _ _,air pollution _ _ _ _,water pollution _ _ _ _,loud music,planes,mobil

3、e phones,factories,cars,smoking,ships,factories,littering,rubbish,building houses,building houses,1b,Listen and complete the sentences.,really dirty,rubbish,fish,litter,waste,government,close down,clean up,Listen again and check () the sentences you hear.,1. We could go fishing in the river. 2. The

4、river was really dirty. 3. The river has always been the nicest river in this town. 4. We should ask the teachers for help.,1c,Role-play the conversation,The river was dirty. Even the bottom of the river was full of rubbish.,But it used to be so clean!,Yes, but people are throwing litter into the ri

5、ver.,Everyone in this town should play a part in cleaning it up!,Practice,Make conversations using the pollution in 1a.,The river has always been the nicest river in this town.,Yes, it used to be so clean.,What caused the problem?,But I was there last weekend and the river was really dirty.,Factorie

6、s are also putting waste into the river.,People are throwing litter into the river.,What should we do?,Yes, everyone in this town should play a part.,We should write to the government and ask them to close down the factories.,What else can we do?,Everyone should help to clean up the river.,1. Were t

7、rying to save the earth! 我們正在竭盡全力拯救地球! 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 a university. 為了進入大學(xué)學(xué)習(xí)，每個學(xué)生都應(yīng)該 努力學(xué)習(xí)。,Language points,2. Here are some words related to different kinds of pollution. be related to 與有關(guān) e.g.I am notrelatedtoh

8、im in any way. 我和他無任何關(guān)系。,3. 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. 健康的飲食在幫助人們長壽方面起著 非常大的作用。,play a part 在中扮演角色 e.g. He was invited to play a part in this TV play. 他被邀請參加這個電視劇的演出。,4. Even the bottom of the river was full of rubbish. Yes, but people are throwing litter into the river.,litter和rubbish都可指“垃圾”，用作不可數(shù)名詞。 rubbish指“沒用的東西(被扔或?qū)⒁獊G棄的無用的東西)”不可回收。,litter指“(室內(nèi)或公共場所)亂扔的廢物(紙屑、不要的包裝紙、廢瓶等)”還可