九年级英语unit13,Section A 1a-1c课件（ppt课件）

1、Unit 13,Section A 1a 1c,1,学习交流课件,serious pollution,We are harming our planet in so many ways.,伤害,air pollution,noise pollution,water pollution,2,学习交流课件,air pollution!,The weather is always foggy. We cant see the blue sky. We cant breathe the fresh air. Do you know why?,3,学习交流课件,Factories pour danger

2、ous gases into the air.,4,学习交流课件,Cars also pour dangerous gases into the air.,tail gas,5,学习交流课件,Dad, whats the acid rain?,6,学习交流课件,Natural resources are disappearing at a dangerous rate.,以危险的速度,7,学习交流课件,8,学习交流课件,desert,extinct 灭绝的,9,学习交流课件,Help save the earth,We must think of better way to treat our

3、 planet in future.,10,学习交流课件,What do you usually do ? Are you a friend of the Earth? Take this quiz.,START,11,学习交流课件,You drink a can of cola. What do you do?,I throw away cans.,I recycle cans.,12,学习交流课件,You throw away the cans. Thats bad for the Earth.,13,学习交流课件,You recycle the cans. Thats good for

4、the Earth.,14,学习交流课件,There are a lot of old newspapers at your home. What do you do?,I throw the old newspapers away.,I recycle the old newspapers.,15,学习交流课件,You throw old newspapers away. You waste paper. Thats bad for the Earth.,16,学习交流课件,You recycle old newspapers. You save paper. Thats good for

5、the Earth.,17,学习交流课件,You go shopping. What do you do?,I use a lot of new plastic bags.,I use my own bag.,18,学习交流课件,You use a lot of new plastic bags. Thats bad for the Earth.,19,学习交流课件,You use your own bag. Thats good for the Earth.,20,学习交流课件,When you write on a piece of paper, what do you do?,I wri

6、te on one side only.,I write on both sides.,21,学习交流课件,You use paper on one side only. Thats bad for the Earth.,22,学习交流课件,You use paper on both sides. Thats good for the Earth.,23,学习交流课件,close down the factories; help to clean up the river; take the bus or subway; ride a bike; bring a bag to go shopp

7、ing, throw rubbish in the bins; turn off the lights when you leave a room; use paper or reusable bags; recycle books and paper; turn off the shower when you wash your hair; dont use napkins; rethink,reuse, recycle . .,solutions,24,学习交流课件,Here are some words related to different kinds of pollution. W

8、rite them in the box below. Then add more words.,1a,25,学习交流课件,noise pullotion,air pollution,water pollution,26,学习交流课件,Listen and complete the sentences.,1b,really dirty,rubbish,fish,27,学习交流课件,litter,waste,government,close down,clean up,28,学习交流课件,Section A 1b,Tony: Hey, Mark, maybe we could go swimmi

9、ng in the river later this afternoon. Mark: I dont think I want to go, Tony. Tony: Why not? Mark: I was there last weekend and the river was really dirty. Even the bottom of the river was full of rubbish, and there were no more fish for fishermen to catch. Tony: No way! It used to be so clean. In fa

10、ct, it has always been the nicest river in this town.,29,学习交流课件,Mark: Not anymore. I think people are throwing litter into the river. Factories are also putting waste into the river. Tony: Thats terrible! We should write to the government. They should close down the factories. Mark: Good idea! But I

11、 think everyone in this town should help to clean up the river, too. Everyone should play a part, not just the government.,close down（使）停业; （使）停产 They will have to close down soon. Business is too bad. 他们将不得不歇业, 生意太坏了. If none of them comes back, Mr. Wu will close down the factory! 没有人上工, 吴老板就关厂!,pl

12、ay a part 扮演一个角色，参与，装腔骗人 He would like to play a part in this historic process. 他愿意在这一历史进程中扮演一个角色.,30,学习交流课件,Role-play the conversation. Then make your own conversations about the kinds of pollution in 1a.,1c,31,学习交流课件,1. We should put up notice to stop from _ （乱扔）. 2. The teacher asked us to find a way to pick up the coins at the _（底部）of the bo