Unit 13 Section A 1a～2d课件 2025-2026学年人教版（2012）九年级英语全册

该初中英语课件围绕“环保”主题，涵盖litter、coal等核心词汇，噪声、空气、水污染等污染类型及解决措施。课堂导入通过1a词汇分类活动引导学生识别不同污染相关词汇，建立基础认知，再经1b听力预测与填空过渡到问题分析，最后通过角色扮演逐步提升语言应用能力，形成学习支架。 其亮点在于融合语言能力与思维品质培养，通过2d角色扮演活动让学生讨论环保措施，提升听说表达与沟通能力，借助2b听力填空分析污染原因培养分析解决问题的思维。采用词汇练习、听力理解与情境对话结合的方法，学生能巩固知识并增强环保意识，教师可通过结构化活动高效组织课堂教学。

人教版 九年级上册 Unit 13 We're trying to save the earth! Section A 1a--2d litter v. 使乱七八糟n. 垃圾；废弃物 drop litter Broken glass littered the streets. Books and newspapers littered the floor. noise pollution ____________ ___________ ____________ ____________ air pollution ___________ ___________ ___________ ____________ water pollution ____________ ____________ ____________ ____________ loud music planes/ cars mobile phones factories cars smoking ships factories littering rubbish building houses building houses loud music cars rubbish planes littering ships factories smoking building houses mobile phones Here are some words related to different kinds of pollution. Write them in the box below. Then add more words. 1a a fisherman plenty of fishermen Read and try to predict the answers. What was the problem? The river was ___________. Even the bottom 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. 1b 5 Listen and complete the sentences. 1b What was the problem? The river was __________. Even the bottom 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. really dirty rubbish fish litter waste government close down clean up 1c Role-play the conversation. 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! Tony: Hey, Mark, maybe we could go swimming in the river later this afternoon. Mark: I don’t think I want to go, Tony. 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. 1b 8 coal /kəʊl/ I put more coal on the fire. 煤 plastic /ˈplæstɪk/ a plastic cup the plastic industry 塑料的 Listen to the interview. Circle the kinds of pollution that Jason and Susan talk about. 2a A. land pollution B. air pollution C. noise pollution D. water pollution Listen again and complete the sentences. 2b The air is badly polluted because there are __________ on the road these days. Factories that burn coal also _______ the air with a lot of black smoke. There is also too much rubbish and waste. People _________________ things every day. People are also littering in ____________ like parks. This is turning beautiful places into ugly ones. more cars pollute are throwing away public places 12 13 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… advantage /ədˈvɑːntɪdʒ/ Being tall give him an advantage over the other players. One of the advantages of living in Chongqing is that you can eat out at almost any time of day. A full day's activities will cost you ￡45. Tickets cost ten dollars each. We did not even make enough money to cover the cost of the food. 优势,有利条件 花费 费用 a wooden /ˈwʊdn/ box 木制的 bin /bɪn/ 垃圾桶 a takeaway restaurant 外卖食物 Complete the chart according to 2d. Problems Ideas for solving the problem Air pollution Take the ____ or _______, or __________ instead of driving. Waste pollution (Land pollution) Bring a ____ to go shopping. Never take _______ chopsticks or ______ forks when buying _________ food. Throw ________ in the ____. bus subway ride a bike bag wooden plastic takeaway rubbish bins 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? Role-play the conversation. 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 the bins and keep public places clean and beautiful for everyone. Interviewer: So together, our actions can make a difference and lead to better future! Retell the conversation by filling in the blanks. An interviewer is asking Susan and Jason their opinions on _______ polluted problems. Jason suggests taking the bus or subway __________ driving can help ___________ the air pollution. Susan adds other___________ of bike riding. It ____________ health and it doesn’t _______ anything. Susan also says simple things _____ bringing a bag while go shopping can help. And Jason never uses _________ chopsticks or _______ forks when he buys _________ food. Susan reminds people to _____________ throw rubbish in the bins ________ the public places clean and beautiful. If people work together, their actions will ________________ and ________ a better future. solving instead of cut down advantages is good for cost like wooden plastic takeaway remember to to keep make a difference lead to 2d 1. Could you tell me the ______________ (advantage) of getting up early? 2. He is sitting in the ___________(wood) chair and reading a newspaper. 3. Look! The ____________(fisherman ) are busy with their work. 4. The river near the town has been _______(bad) polluted by the factory. 5. Some volunteers are trying __________(help) the homeless people. advantages badly wooden fishermen to help 用所给词的适当形式填空: 21 The novel was translated badly into English. badly designed We badly wanted to help, but there was nothing we could do. 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