Unit13 Section A 1a-2d 课件 2022-2023学年人教版英语九年级全册

Unit 13 We're trying to save the earth! Section A Have you ever notice these pollution? water pollution air pollution noise 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 noise pollution air pollution water pollution loud music cars rubbish planes planes littering building houses factories ships mobile phones smoking factories 净一◆ 1b Listen and complete the sentences. The river was dirty Even the bottom.底部of the river What was the problem? was full of rubbish.There were no more fish for fishermen to catch. What caused the People are throwing」 litter into the river.Factories are problem? putting waste into the river. We should write to the government How should the problem be solved? and ask them to close down the factories.Everyone should help to clean upthe river. 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. 兴 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. 为 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 shou