Unit 13 Section A 1a-2d 课件 2023-2024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 】 Look at the pictures and think 1. How is the earth on the left different from the earth on the right? The earth on the right is badly polluted. 2. What causes the problem? Our earth is polluted by all kinds of pollution. What kind of pollution can you think of on the earth? Brainstorming The factories that burn coal pollute the air with a lot of black smoke. n. 煤炭 air pollution Factories put waste into the river. water pollution Some people don’t throw away litter into the bin. n. 垃圾箱 rubbish waste垃圾，废弃物 land pollution There are more cars on the road. noise pollution neons霓虹灯 sunshine light pollution 1a Here are some words related to different kinds of pollution. Write them in the box below. Then add more words. noise pollution air pollution water pollution loud music planes building houses mobile phones machines crowds vehicles(交通) cars factories smoking building houses burning power plants （发电站） rubbish littering ships factories sewage （下水道） Pre-listening: Make a prediction There used to be a happy town. People here lived in a happy and healthy life. The river was clean and shallow(浅的)， the sky was blue, the air was fresh... But now, something has changed... Problems: What was the problem? The river was ___________.Even the bottom([ˈbɒtəm]) of the river was full of _________. There were no more _____ for fishermen ([ˈfɪʃəmən]) to catch. Reasons: What caused the problem? People are throwing ____________into the river. Factories are putting ______ into the river. Things to Help: How should the problem be solved? We should write to the ___________ and ask them to ____________ the factories. Everyone should help to ________ the river. Let’s listen and fill in the blanks. 1b 策略：听前标注关键词，判断空词词性，预测听力内容。 really dirty adj. n. n. fish n. litter [ˈlɪtə(r)] n. waste n. government v. close down v. clean up rubbish 中考题型训练 课件来源：脑洞英语课堂 对本课件使用有任何疑问， 请联系小助手：naodong8 更多优质内容，欢迎访问【脑洞备课网】：