Unit 13SectionA（2a～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“环境保护”主题，聚焦水污染、空气污染等四类污染及解决措施，核心知识点涵盖相关词汇（如noise pollution）、短语（如cut down）及不定式作目的状语等语法。课堂导入通过复习词汇、设问“What kind of pollution do you know?”激活旧知，衔接听力理解、角色扮演等活动，搭建“复习-输入-输出”的学习支架。 其亮点在于融合语言能力与文化意识，通过听力理解（2a-2b）、角色扮演（2d对话）等任务，让学生在真实语境中运用词汇和语法，培养用英语解决问题的思维品质。如2d角色扮演中，学生模拟访谈提出环保建议，既提升语言表达能力，又增强人类命运共同体意识。资料提供系统练习与情感升华，助力学生巩固知识、树立环保责任感，也为教师提供清晰教学路径。

Unit 13 We are trying to save the earth！ SectionA 2a-2d 一、请根据中文填英文/根据英文填中文 1. 噪音污染 → ______ ______ 2. 空气污染 → air ______ 3. 水污染 → ______ pollution 4. __________ → land pollution 5. 充满…… → be ______ of 6. 在……的底部 → at the ______ of 7. 把……扔进…… → throw...______... Review noise pollution  pollution water 土地污染 full bottom into 8. 关闭 → ______ down 9. 打扫干净 → ______ up 10. 减少；砍伐 → cut ______ 11. 扔掉 → throw ______ 12. 参与；在……方面起作用 → play a ______ in 13. 对……产生影响 → make a ___________ to 14. 把……变成…… → turn...______... close clean down away part difference into 15. 在公共场所 → in ______ places 16. ……的优点 → the ___________ of... 17. ……的费用/成本 → the ______ of... 18. 引起；导致；通往 → ______ to 19. 过去常常做某事 → used to ______ sth. 20. 习惯做某事 → be used to ______ sth. 21. 被用来做某事 → be used to ______ sth. 22. 代替；而不是 → ______ of public advantage cost lead do doing do instead What kind of pollution do you know? water pollution air pollution noise pollution land pollution Listen to the interview. Circle the kinds of pollution that Jason and Susan talk about. Listen again and complete the sentences. 2b 1. The air is badly polluted because there are _____ _____ on the road these days. 2. Factories that burn coal also _______ the air with a lot of black smoke. 3. There is also too much rubbish and waste. People ________________ things every day. 4. People are also littering in ____________ like parks. This is turning beautiful places into ugly ones. cars pollute more are throwing away public places turn ...into...转变，变成 pollute more cars are throwing away public places Interviwer: 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! Interviwer: Great ideas! What about waste pollution? Listening material 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 cans and keep public places clean and beautiful for everyone. Interviwer: So together, our actions can make a difference and lead to a better future! Use the information in 2a and 2b to role-play conversations between Jason and Susan. 2c The air has become really polluted around here. I’m getting very worried. Yes, I used to be able to see stars in the sky. The problem is that… A: B: A: Role-play the conversation. 2d 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! 解决这些问题 to do 不定式做目的状语，表示 : 为了... 代替，而不是+v-ing 优势，优点 Interviewer: Great ideas! What about waste pollution? 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. 外卖食物 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 a better future! 起作用；有影响 导致 PHRASES 1. ____________ __________ 环境保护 2. be ______of.../be ______ with 装满... 3. ___ the_______ of 在……底部 4. ______ problems 解决问题 5. close ______ 关闭，停业 full filled protection environmental bottom at solve down 6. ________ 清理 7. _______... ______... 把…扔进… 8. play a ________ _______... 在...起作用 9.________ 减少，砍倒 10.make __ __________ ___....对...有影响 clean up throw into part/role in cut down a difference to 二、用所给词的适当形式填空 1. There is lots of _________ (pollute) in the river near the factory. 2. We should use _________ (wood) chopsticks instead of plastic ones to protect the environment. 3. People are throwing away too much _________ (rubbish) every day. 4. Factories __________ (pollute) the air with black smoke if they don’t take action. 5. It’s rude to ______ (litter) everywhere in public places. pollution wooden rubbish will pollute litter 1. 河底全是垃圾。 The _________ ______ the river is full of rubbish. 2. 每个人都应该参与打扫公园。 Everyone should ______ ______ ______ ______ _________ the park. 3. 我们必须砍倒这些枯树，以防发生危险。 We have to ______ ______ these dead trees to avoid danger. 4. 他的行为对我们的团队产生了很大影响。 His actions ______ ____ _____ ____________ ____our team. 5. 这家工厂因为污染严重被关闭了。 The factory ____ ______ ______ because of serious pollution. 三、完成句子 bottom of play a part in cleaning cut down make a big difference to was closed down 共住地球村 保护环境，人人有责 $