Unit 13 We are trying to save the earth. Section A（1a---2c）教学设计-2024-2025学年人教新目标九年级英语全册

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Unit 13 We are trying to save the earth. Section A（1a---2c） 教材分析 通过本单元学习使学生能够谈论关于污染和环境保护的话题。本单元是本册书的复习单元。在语法上主要复习被动语态，get used to结构及动词不定式作宾补的用法，以及宾语从句的用法。在 Section A部分，主要进行听说及阅读练习，对环境污染及保护的话题展开初步的探讨。本单元内容与实际生活密切相关，易于学生掌握运用英语进行交际和交流。在学习活动中运用句型进行交际，培养学生的口语表达能力。通过对环境污染的描述，让学生从从潜意识里意识到保护环境的重要性，让学生自觉的爱护环境，保护环境，进而激发学生对大自然的保护意识，有利于帮助学生树立环保意识，增强环保观念，成为符合科学发展观的新一代人才。 教学目标 1.语言能力：在语境中理解、识记并运用本课时词汇： litter ,ugly, at the bottom of the river ,be full of the rubbish, throw litter into the river, play a part in 等。 2.文化意识：能够用与污染相关的词汇，对环境污染和环境保护进行简单描述。 3.思维品质：通过听力活动练习，能精准提取关键信息，锻炼思维的逻辑性。能在实际情景对话中认识解决空气污染和垃圾污染的方法。 4.学习能力：能听懂关于环境污染的英文表达，独立完成听力任务。能运用本单元词汇和句式谈论环境污染和环境保护的话题。 教学重点与难点 1.能听懂关于环境污染的英文表达，独立完成听力任务。 2.能在实际情景对话中认识解决空气污染和垃圾污染的方法。 教学准备 教具准备: ppt，教材，听力材料 Teaching steps Teacher’s activities Students’ activities Purpose Lead-in (3 minutes) 1. Lead in Show Ss some pictures and ask them whether they like these beautiful places. 2.Show Ss a video and talk about what kind of pollution they know. 1.Watch the picture and talk about their feelings. 2. Watch a video and talk about what kind of pollution they know. 1.先让学生观看一些美丽的风景图片，然后谈论他们是否喜欢这些地方，为引出话题做铺垫。 2.视频导入让学生观看一则环境污染的视频，感知环境污染的严重和后果，并让学生谈论环境污染的问题。 Pre-listening (7minutes) 1. Work on 1a.Here are some words related to different kinds of pollution. Write them in the box below. Then add more words. 2. Ss will be asked to talk about what caused these problems. 1.Write the answers in the box and add more words . 2.Talk about what caused these problems. 1.听前预测，让学生把污染归类，让学生了解污染的基本分类。 2.谈论引起污染的原因，学习目标词汇。 While-listening (20 minutes) 1b Listen and complete the sentences. 1c.Role-play the conversation. Then make your own conversations about the kinds of pollution in 1a. Listen to 1b and fill in the chart. Work in groups and talk about pollution from the following aspects--- problem, cause and solution 根据听力内容填表，让学生感知关于环境污染的重要词汇。让学生根据 1b听力内容练习对话，谈论污染的种类,引起的原因以及解决办法。 Listen to 2a and 2b 1. 2a. Listen to the interview. Circle the kinds of pollution that Jason and Susan talk about. A. land pollution B. air pollution C. noise pollution D. water pollution 2.2b. Listen again and complete the sentences. 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. 2c. 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 ... Listen and finish the tasks in 2a and 2b. 1.Make conversations by using the information in 2a and 2b. 2.Act out their conversations 让学生根据听到的信息圈出话题中谈论的污染的种类。让学生根据听力内容完成细节填空，考察及锻炼学生听取细节信息的能力。 让学生用听力材料的内容练习对话，谈论环境污染的话题。 Post-listening (7 minutes) Ask Ss to think about how they can live a green life and save the earth. After that, share their opinions in groups with their classmates. Work in groups and think about how they can live a green life and save the earth. After that, share their opinions in groups with their classmates. 听后拓展思考怎样才能过上绿色生活，引导学生从自我层面以及社会层面去思考问题以及解决的方式。讨论之后，小组分享，锻炼学生的思维能力以及表达能力。 Exercises(3 minutes) Ask Ss to finish the exercises on ppt. Finish the exercises on ppt. 及时练习，检测学生本堂课知识掌握情况。利用区位活动模式提升学生参与兴趣。 Homework 1.Turn waste into treasure.变废为宝Use some waste to make a useful thing and show the work in the next class. 2.Write a short passage about environmental protection. 板书设计 Unit 13 We’re trying to save the earth ! Period 1(1a-2c) noise throw litter into the river wooden chopsticks air pollution put ... into .... plastic bowls / bags water the bottom of the river burn coal be full of rubbish the air with a lot of black smoke no more fish close down . fisherman throw away litter in public places turn the beautiful places into 课后反思 由于本单元以环保和环境污染为话题，对于学生来说有很大的吸引力，也比较容易激起他们的学习兴趣。本课亮点： 1.在新授课教学过程中，以一个有关环境污染短片的形式导入新课，我通过丰富的教学图片，以分组竞赛的方式设计小组活动，让学生更好的编了对话。 2. 本课设计上思路非常明晰，由浅入深，让学生非常自然的领会本课的知识点。任务的设计贴近学生生活，有趣又实用，学生的参与非常热烈. 3. 本节课最后的拓展环节充分展示了学生对所学知识的实际运用能力，又升华了学生学习英语的动力，增强了学生学习英语的信心。 本节课的不足之处有：由于学生的学习基础不同，参与度不均衡，部分学困生不能积极举手参与活动。我应该给予英语相对弱一点的孩子更多机会，让他们回答一些简单的问题，以便增强他们学习英语的信心。 学科网（北京）股份有限公司 $$