(
课件网) Unit 13 We’re trying to save the earth! Section A Have you ever notice these pollution air pollution noise pollution water pollution 1a Here are some words related to different kinds of pollution. Write them in the box below. Then add more words. loud music cars rubbish垃圾 planes littering垃圾 ships factories smoking building houses mobile phones _____ loud music planes building houses mobile phones _____ _____ cars planes factories smoking rubbish littering ships factories noise pollution air pollution water pollution 1b Listen and complete the sentences. What was the problem The river was _____. Even the bottom底部 of the river was full of _____. There were no more _____ for fishermen to catch. What caused the problem People are throwing _____ into the river. Factories are putting _____ into the river. How should the problem be solved We should write to the _____ and ask them to _____the factories. Everyone should help to _____ the river. dirty rubbish fish litter waste government close down clean up Conversation Tony: Hey, Mark, maybe we could go swimming in the river later this afternoon. Mark: I don’t 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 fact, it has always been the nicest river in this town. Mark: Not anymore. I think people are throwing litter into the river. Factories are also putting waste into the river. Tony: That’s terrible! We should write to the government. They should close down the factories. Mark: Good idea! But I think everyone in this town should help to clean up the river, too. Everyone should play a part, not just the government. 1c Role- play the conversation. Then make your own conversations about the kinds of pollution in 1a. Mark: The river was dirty. Even the bottom of the river was full of rubbish. Tony: But it used to be so clean! Mark: Yes, but people are throwing litter into the river. Tony: Everyone in this town should play a part in cleaning it up! play a part in 参与……; 在……方面起作用 1. littering litter /'l t (r)/ ①v. 乱扔 litter 在此处作动词，意为“使凌乱；乱扔”。litter... with... “把……扔在……上”。 请勿乱扔垃圾。 No littering! 勿随地乱扔纸屑。 Don’t litter the ground with paper. litter /'l t (r)/ ②不可数名词，意为“垃圾；废弃物”。 drop/throw litter 扔垃圾； clean up the litter 清理垃圾 litter 指在公共场所乱扔的废弃物。 rubbish 多指不想再要的或不需要的废弃物。 Throwing the here and there is a bad habit. litter 2. Even the bottom of the river was full of rubbish. bottom /'b t m/ n. 底部; 最下部，反义词top“顶端” 这本书每一页的底部有写一句中国俗语。 A Chinese saying is written at the bottom of each page in this book. I thank you from the bottom of my heart. 我衷心地/发自内心地感谢你。 2a Listen to the interview. Circle ... ...
