Unit 13 Section A(2a-2d)(课件PPT)-【优翼·学练优】2021-2022学年九年级下册初三英语（人教版）

九年级（下） Go for it! 优翼英语教学课件 Section A (2a-2d) 优翼九年级英语下（RJ） 教学课件 Unit 13 We’re saving the world. 学习目标 Key words & phrases: coal,ugly, advantage, cost,wooden, plastic, takeaway,bin. Key sentences: 1. The air has become really polluted around here. 2. Our actions can make a difference and lead to a better future! To think about ways of protecting the environment. Warming-up Let's enioy a video! While-listening 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 2b Listen again and complete the sentences. 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 Listen and read. Interviewer: Today we’re talking to Jason and Susan about environmental problems. Jason and Susan, can you tell us about some of the problems you’ve seen? Jason: I think one problem is that the air is badly polluted. I hardly ever see blue skies anymore. Susan: Yes, and I used to see the stars clearly. Interviewer: What do you think has caused this problem? Susan: Well, there are more cars on the road these days. Let's read Jason: And factories that burn coal also pollute the air with a lot of black smoke. Interviewer: What other problems do you see? Susan: I guess there’s too much rubbish and waste in the streets. Jason: Yes! Every day people are throwing away things like wooden chopsticks, plastic bowls and plastic bags. coa