英语人教版九年级全册Unit13 （1a-2d）.ppt

1、Unit 13 Were trying to save the earth!,Section A 1 1a-2d,Teaching aims,Talk about pollution and environmental protection To learn to use the sentence pattern: used to.but now should do sth,What s wrong with the earth?,air pollution,The factories that burn coal pollute the air with a lot of black smo

2、ke.,n. 煤炭,Factories put waste into the river.,water pollution,litter v. 乱扔 n. 垃圾 rubbish waste 垃圾，废弃物,People 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

3、add more words.,noise pollution _ _ _ _,air pollution _ _ _ _,water pollution _ _ _ _,loud music,planes,mobile 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

4、 down,clean up,2a,Listen to the interview. Circle the kinds of pollution that Jason and Susan talk about.,land pollution B. air pollution C. noise pollution D. water pollution,Practice,Make conversations using the pollution in 1a.,The river has always been the nicest river in this town.,Yes, it used

5、 to be so clean.,What caused the problem?,But I was there last weekend and the river was really dirty.,Factories 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 a

6、sk them to close down the factories.,What else can we do?,Everyone should help to clean up the river.,3. There is also too much rubbish and waste. People _ things every day. 4. People are also littering in _ like parks. This is turning beautiful places into ugly (丑陋) ones.,are throwing away,public p

7、laces,What should we do to save the earth?,Turn off the lights when you leave a room.,关掉,stop riding in cars,stop using paper towels or napkins（餐巾，餐巾纸）,recycle books and paper,回收利用,Read the dialogue in 2d , then answer the questions below.,1. How to cut down air pollution ?,We should ride a bike,tak

8、e a bus or subway instead of driving .,2. What are other advantages of bike riding?,It is good for health and it costs nothing .,3. How to solve the waste pollution?,Bring a bag to go shopping. Dont use wooden chopsticks or plastic forks. Throw rubbish in the bins, ect.,Role- play the conversation,Jason and Susan, what are your ideas for s