人教版九年级英语下册Unit 13 Section A-2课件 (2).ppt

Unit 13 We are trying to save the earth! 九年级(全) coal ugly advantage cost wooden plastic takeaway bin n. 煤；煤块 adj. 丑陋的；难看的 n. 优点；有利条件 v. 花费 adj. 木制的；木头的 n. 塑料；塑胶 n. 外卖食物 n. 垃圾桶 Words Review To talk about air pollution, water pollution and sound pollution. To think about ways of protecting the environment. To learn the new words Help save the earth We must think of better ways to treat our planet in future. What do you usually do ? Are you a friend of the Earth? Take this quiz. START You drink a can of cola. What do you do? I throw away 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 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 my own bag. You use a lot of new plastic bags. That’s bad for the Earth. You use your own bag. That’s good for the Earth. When you write on a piece of paper, what do you do? I write on one side only. I write on both sides. You use paper on one side only. That’s bad for the Earth. You use paper on both sides. That’s good for the Earth. 2a Listen to the interview. Circle the kinds of pollution that Jason and Susan talk about. A. land pollution B. air pollution C. noise pollution D. water pollution 1. The air is badly polluted because there are ________on the road these days. 2. Factories that burn coal also ______ the air with a lot of black smoke. 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 ones. more cars pollute are throwing away public places 2b Listen again and complete the sentences