Unit 13 Setcion A 1a-2d 课件2022-2023学年人教版九年级英语全册

Unit 13 We’re trying to save the earth! Section A 1a-2d objectives 1. Key words:coal,ugly,advantage,cost,wooden,plastic 2. Key phrases:cut down,instead of,make a difference,lead to,air pollution 3. Important sentences: (1) The air has become really polluted around here. (2) To cut down air pollution,we should take the bus or subway instead of driving. (3) It doesn’t cost anything. New words and phrases coal coal ugly 丑陋的,难看的 advantage 优点,有利条件 the advantage of....的优点 cost 花费;花费,价钱 wooden 木制的,木头的 plastic 塑料;塑料的 cost 花费;花费,价钱 takeaway 外卖食物 bin 垃圾箱 dustbin 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 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 2c Use the information in 2a and 2b to role-play conversations between Jason and Susan. Jason: The air has become really polluted around here. I’m getting very worried. Susan: Yes, I used to be able to see stars in the sky. Jason: The problem is that ... Interviewer: Jason and Susan, what are your ideas for solving these problems? Jason: Well, to cut down air pollution, we should take the bus or subway instead of driving. Susan: Yeah, or ride a bike. There are other advantages of bike riding . It’s good for health and it doesn’t cost anything! Interviewer: Great ideas! What about waste pollution? Susan: Mmm, I think simple things like bringing a bag to go shopping can help. I started doing that a year ago. Jason: Me, too. Also, I never take wooden chopsticks or plastic forks when I buy takeaway food. I use the ones at home. Susan: And remember to throw rubbish in