Unit 13 Section A（1a-2d）课件 2023-2024学年人教版英语九年级全册

Unit13 SectionA（1a-2d） 教学目标 1.知识目标： 1)词汇: coal, ugly, advantage, cost, wooden, plastic, takeaway, bin. 2)短语: cut down, instead of , be good for, takeaway food, public places, make a difference, lead to 3)句型: The air is badly polluted because there are more cars on the road these days. Factories that burn coal also pollute the air with a lot of black smoke. There is also too much rubbish and waste. People are throwing away things every day. People are also littering in public places like parks. This is turning beautiful places into ugly ones. 2.能力目标：能就环境污染和如何保护环境进行口语交际的能力。 教学难点 1.重点：谈论环境 2.难点：如何保护环境进行口语交际。 Presentation Do you like them? But now, the earth is polluted. What kind of pollution do you know? pollution water pollution air pollution noise pollution What can cause these pollutions? Here are some words related to different kinds of pollution. Write them in the box below. Then add more words. 1a loud music cars rubbish planes littering ships factories smoking bulding houses mobile phones 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./pron. n. rubbish n. fish n. litter [ˈlɪtə(r)] n. waste n. government v. close down v. clean up Tony Alan What was the problem? What caused it? How did it use to be? How should the problem be solved? ... Let’s talk. Here are some words related to different kinds of pollution. Write them in the box below. Then add more words. (P97) 1b loud music cars rubbish planes