《人教版九年级英语unit-13-we’re-trying-to-save-the-earth-教案》由会员分享，可在线阅读，更多相关《人教版九年级英语unit-13-we’re-trying-to-save-the-earth-教案（18页珍藏版）》请在金锄头文库上搜索。
1、Unit 13Were trying to save the earth!Section A(1a2d) 差距大，市场体系不完善，缺乏集聚效应等问题，同时充分考虑到该地周围已形成成熟建材商圈的商业价值，因地制宜的进行家居建材广场的建设。通过合理布局、优化环境、提升服务，该项目必将切实发挥商业区在引导消费、拉动经济增长方面的作用，促进该县经济和社会又好又快发展。【教学目标】1.学生能听懂什么是水污染、土地污染和空气污染，引起这三种污染的因素，以及解决污染的措施。2.学生能模仿听力原文，能运用听力材料中的知识，口头谈论噪音污染、空气污染、水污染、土地污染的产生因素及如何减少这些污染。3.学生能掌握
2、本课重点词汇：litter，bottom，fisherman，coal，ugly，advantage，cost，wooden，plastic。4.学生能口头运用现在进行时表达环境污染的现状，运用情态动词表达应该采取的措施。【教学重难点】重点：水污染，空气污染等各种污染的产生因素及解决措施；cost，advantage等词汇。难点：根据听力材料的信息，运用现在进行时、情态动词就各种污染的产生因素及解决措施与同伴会话。【课前准备】收集有关环境污染的资料。 教学过程设计 一、创设情境，切入主题Step 1：Leadin1.Ask students to enjoy a video named Gon
3、e with Home.2.After watching the video，ask students the following questions.Whats the video mainly about?How do you feel?3.Ask students to discuss one question with their partner：In our daily life，what kind of pollution can you think of?设计意图：通过视频留住美丽地球，震撼学生的心心灵，帮助学生了解环境污染及生态破坏的种种现象，并使他们意识到环境保护的危机感与紧
4、迫感。同时，联系身边生活，结合本城市环境状况，引导学生进一步熟悉话题。二、展开过程，探究新知Step 2：Presentation1.Ask students to look at the pictures in 1a and talk about it.2.The teacher can ask students the following question: What else can cause each kind of pollution？Then ask students to do the exercise in 1a.设计意图：让学生对于环境污染的类型有一个初步的了解，熟悉话题，
5、为下面的听力活动做好内容和词汇上的准备。Step 3：Listening to 1bBefore listeningAsk students to predict what kind of pollution they will listen to in 1b.设计意图：从内容和语法上对听力进行预测。While listening1.Play the recording twice for students to complete the chart.2.Ask a student to read his or her answers.3.Let students check their an
6、swers that they have predicted.设计意图：听这两遍时，更加注重细节。After listening1.Read after the tape recorder and pay attention to the pronunciation and intonation.2.Ask students to practice the conversation with their partner.Then，ask students to act out the conversation.3.Ask students to make their own conversat
7、ion and act out the conversation.设计意图：听后，再次整体回扣文本，并进行语音语调的学习。然后，通过pair work让学生内化听取的信息语言。Step 4：Listening to 2aBefore listeningAsk students to guess the answers.设计意图：提高学生的兴趣，并促使他们在听的过程中有目标地集中注意力。While listeningPlay the recording for students to circle the kinds of pollution they hear.After listeningC
8、heck the answers.Step 5：Listening to 2bBefore listening设计意图：有推断的预测可以帮助学生在听录音时更有效地捕捉关键词汇。While listening1.Play the recording for the first time and do the exercise in 2b.2.Play the recording again and let students correct their answers.After listening1.Let students read the conversation in 2c after t
9、he tape recorder.2.Roleplay the conversation.设计意图：让学生模仿录音中的语音语调，提高口语表达能力。Step 6：Roleplay1.Read 2d and complete the chart.ProblemsSolutionsair pollutionwaste pollutionwooden(木头的) chopsticks or plastic forksrubbish设计意图：增加表格可以帮助学生梳理和识记信息，为roleplay做好准备。2.Let students read the conversation after the tape
10、 recorder.3.Ask students to practice the conversation with their partner.During the conversation，they should have eye contact.设计意图：让学生看着同伴的眼睛，是为了让他们体会到与人交流的真实性，而不是各读各的语句。Step 7：Language pointsThe teacher explains the new words and expressions to students.And ask students to take notes.三、布置作业口头作业List
11、en to 1b and 2b.Then recite them.书面作业1.Try to memorize the new words and language points.2.The earth is badly polluted.Please think of what we can do to save the earth and make a poster to tell more people to save the earth. 教学小结【板书设计】Unit 13Were trying to save the earth!Section A(1a2d) Forms of pol
12、lutionCausesAir pollutionfactories，cars，burningWater pollutionfactories，rubbish，ships Land pollutionrubbish，batteries Noise pollutionloud music，crowds，carsSection A(3a4c) 【教学目标】1.学生能掌握词汇：重点词汇(cruel，harmful，industry，law，scientific，afford)；认读词汇(shark，fin，chain，ecosystem，reusable，transportation)；表达方式(b
13、e harmful to，at the top of，the food chain，take part in，turn off，pay for，take action).2.引导学生谈论珍稀动物濒危的原因及拯救措施。3.帮助学生复习语法项目，包括现在进行时、used to、被动语态、现在完成时、情态动词等。【教学重难点】重点：1.本课时的重点词汇，表达方式及语法项目。2.学习鲨鱼濒危的原因及拯救措施。3.学生就珍稀动物的濒危原因及拯救措施进行写作。难点：1.学生正确使用连词。2.结合实际生活就珍稀动物的濒危原因及拯救措施进行写作。【课前准备】1.搜集有关鲨鱼的资料。2.制作多媒体课件和学案。3
14、.准备其他有关珍稀动物的现状及拯救措施。 教学过程设计 一、创设情境，切入主题 Step 1：Leadin1.The teacher can have a free talk with students about animals，especially endangered animals.设计意图：教师与学生自由交谈，导入动物保护的话题。二、展开过程，探究新知Step 2：Prereading1.Show students a video and have a discussion.2.After watching the video，the teacher can ask the ques
15、tions below.Can you say something about sharks?Do you think they are endangered?Why are they endangered?设计意图：通过这一环节，教师在了解学情的同时，可以帮助学生全面的了解鲨鱼，对接下来的阅读也会有更好的帮助。Step 3：WhilereadingFast ReadingThe teacher can ask a question like this：Do you want to know more about sharks？Please turn to Page 99.Look through the article quickly and answer the question：Where is this article probably from?A.A book.B.A novel.C.A newspaper.设计意图：帮助学生理解文章的体裁以及作者的写作意图。Careful Reading1.
