仁爱版九年级英语上册Unit2 Topic1 Section C教案

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1、U2T1SC1Section C. Material analysis本课是第二单元第一话题的第三课时,主活动是 1a 和 4。学生通过阅读 1a,了解噪音污染是如何产生的,是怎样影响人们健康的。1b 则训练学生通过语境,推断词义,选出与该词匹配的英文解释。1c 先让学生找出主旨句,再通过找出细节来论证段落的中心思想,以及通过语境判断重点词汇和句子的意思。2 继续谈论噪音污染,通过选词填空的方式辨析单词的用法。3 让学生模仿 1a 来讨论其它的污染。为了让学生顺利地完成讨论任务,还给出了可能涉及到的讨论内容,很有指导性。4 是在 2 和 3 的基础之上进行的写作练习,让学生学习运用中心句来组织

2、文章。通过了解噪音污染,让学生进一步了解各种污染的现状。引导学生关注环境问题,关注各种污染,树立正确的环保意识。.Teaching aims1.Knowledge aims: 掌握本课的重点词汇和短语,初步感知定语从句。了解与噪音污染有关的常识。区别不同词性的单词的用法。2.Skill aims: 能读懂有关环境污染的文章。能看懂和听懂简单的英文解释。能够理解段落中各个句子间的逻辑关系。九年级上册教学案例设计2能用合适的英语对环境污染问题进行口头和书面语表达。3.Emotional aims: (optional)通过学习,加深对环境问题的认知,树立环保意识。4.Culture awarene

3、ss: (optional)了解各种不同种类的污染,关注全球的环境现状。. The key points and difficult points1. Key points: Words and phrases: deaf, print, recently, sentence, meaning, hearing, loss, disturb, uncomfortable, unpleasant, sort, environmental, including, on togo deaf, do harm to/be harmful to, lose ones hearing/ have hear

4、ing loss, in noisy condition/ too much noise, no better thannot onlybut also, cause sb. to do sth., all sorts of environmental problems, including noise problemsSentences: (1) noise is also a kind of pollution and is harmful to humans health.(2) People who work and live in noisy conditions go deaf e

5、asily.(3) many teenagers in America can hear no better than 65-year-old people do Grammar: Simple past, present perfect.2. Difficult points: 能根据所学内容,表达与污染相关的话题。能区别使用不同词性的单词。U2T1SC3能大致理解含有定语从句的句子。能正确理解和使用“no better than”,“do harm to”等短语。. Learning strategies能通过思维导图,对课文内容进行读前预测。能根据不同阅读材料,运用不同的阅读策略获取信息

6、。善于利用教材插图理解有关污染和环保的对话或文章。能积极地加入小组,合作探究,学会表达自己的观点。能根据写作要求,搜集、准备有关污染和环保的素材。. Teaching aids与污染相关的图片;单词卡片(如 harm/ harmful; hear/ hearing; lose/ loss 等) ;录音机;幻灯片;音频( rock music)等。. Teaching procedures Stage(time period)InteractionpatternsTeacher activity Student activity Remarks1Getting students ready fo

7、r learning Class activityShow some pictures about pollution and let the Ss speak out the effects of different sorts of pollution. Speak out the effects of different sorts of pollution.通过图片复习不同种类的污染情况,为学习噪音污染进行热身,打开思维。九年级上册教学案例设计4and revision(2 mins )T: Hi, everyone. We have known some kinds of pollu

8、tion. Can you list them?Ss: Yes. Water pollution, soil pollution, light pollution, air pollution, and noise pollution and so on. T: Now look at these pictures carefully. What problems do they cause?S1:Water pollution can make people sick.S2:Soil pollution causes unhealthy food.S3:Light pollution hur

9、ts our eyes.S4:Air pollution causes breathing problems.T: Very good. In this lesson, lets talk about noise pollution.Ss: Yes. Such as water pollution, soil pollution, light pollution, air pollution, noise pollution and so on. S1:Water pollution can make people sick.S2:Soil pollution causes unhealthy

10、 food.S3:Light pollution hurts our eyes.S4: Air pollution causes breathing problems.2 Lead-in Class Play some loud rock music and let the Ss Listen to some loud music and 摇滚乐能够吸引学生的兴U2T1SC5(2 mins) activity discuss their feelings.T: Now lets listen to some music. Then talk about your feelings.T: Wha

11、t do you think of the music?Ss: I dont like it. / I think its cool.T: If I play rock music very loud at midnight, will you enjoy it? Ss: No. / Terrible.T: Why?Ss: Because it makes lots of noise. We cant sleep at all.discuss their feelings.Ss: I dont like it. / I think its cool.Ss: No. / Terrible.Ss:

12、 Because it makes lots of noise. We cant sleep at all.趣,有很多年轻人喜欢,教师在使用摇滚乐引出噪音时,要注意提前预测学生的反应,如果有学生回答的结果不是你想要的,要继续引导如:T: What do you think of the music?Ss: I think its cool.T: If I play rock music loud at midnight, will you enjoy it? Ss: No. /Terrible.T: Why?Ss: Because it makes lots of noise.九年级上册教学案

13、例设计63Pre-reading(5mins)Group work Guide the Ss to discuss the things that can make noise and write them down.T: Excellent. It not only disturbs others but also does great harm to peoples hearing. Now discuss with your group members about the things that can make noise. Write them down in your books.

14、T: What else can make noise?S1: The cars and buses.S2: The pets at home.S3: The little kids.S4: MachinesDiscuss the things that can make noise and write them down.S1: The cars and buses.S2: The pets at home.S3: The little kids.S4: Machines教师要合理利用教材资源,在读前活动中,利用图表训练学生的发散思维,帮助学生拓展视野,进行交流。在日常教学中,教师也可以自己

15、创设这样的图表。4While-reading(10 mins)Individual workStep 1: Let the Ss read 1a quickly, check what things can make noise in 1a.T: Excellent. Now read 1a quickly, check Read 1a quickly and check what things can make noise in 1a.初读第一遍时,让学生带着 pre-reading 的问题浏览文章,整体感知文章大U2T1SC7Individual workwhat things can m

16、ake noise in 1a.S1: Printing machines. S2: The airplanes.S3: Loud pop musicStep 2: Lead the Ss to read 1a, find the words in 1b and guess the meanings of them according to the content. Then match the words with the meanings. Finish 1b.T: Now read 1a, find the words in 1b and guess the meaning of the

17、m according to the content. Then match the words with the right meanings. Finish 1b.T: What does “produce” mean?S1: It means “制造 ” in Chinese.S1: Printing machines.S2: The airplanes.S3: Loud pop musicRead 1a, find the words in 1b and guess the meanings of them according to the content. Then match th

18、e words with the right meanings. Finish 1b.S1: It means “制造 ” in Chinese.意,为完成 while-reading中的任务做准备。1b 中呈现的五个单词中,只有 produce 不是生词,因此,教师在安排活动时,应该先让学生通过语境,猜测词义,再完成 match的活动。九年级上册教学案例设计8Group workT: Whats the English meaning of it? S2: It means “ grow or make something” in English.T: Whats the meaning o

19、f “deaf”?S3: It means “聋的 ” in Chinese.T: How to express it in English?S4: Deaf means “not be able to hear”.Step 3: Let the Ss read 1a carefully and finish the task in 1c.T: Please read the passage to find out the topic sentence of the passage.T: OK. Have you found the topic sentence of the passage?

20、S: Yes, noise is a kind of pollution and is harmful to humans health.S2: It means “grow or make something” in English.S3: It means “聋的 ” in Chinese.S4: Deaf means “not be able to hear”.Read 1a carefully and finish the tasks in 1c alone. Then work in groups to discuss their answers.S: Yes, noise is a

21、 kind of pollution and is harmful to humans health.任务型阅读在中考中占有一定的分值,因此,在做阅读任务时,要注意以下几点:1. 教师应该合理利用课文中的任务,逐步实现学生对文章的理解,并突破难点。2. 教师把握每个任务的U2T1SC9T: Right. Now read Para 2 and 3 to find out how noise harms peoples health and fill in the blanks.T: OK. Have you finished? How does noise harm peoples healt

22、h?S2: People often go deaf.S3: People often feel uncomfortable and unpleasant. S4S5.T: Thats right. Which sentence has the same meaning as “is harmful to”? Can you find it?S6: “does harm to”.T: And which sentence shows that many young teenagers hearing in America is not S2: People often go deaf.S3:

23、People often feel uncomfortable and unpleasant. S4S5.S6: does harm to难度和层次,安排任务时,做到从易到难,各个突破。3. 根据实际情况,教师可以增设和删减与课文相关的任务,贴合中考要求。九年级上册教学案例设计10good?S7: “Many teenagers in America can hear no better than 65-year-old people do”.T: Why is the hearing of many young Americans not good?S8: Because they alwa

24、ys listen to loud pop music.T: Has noise caused you any problems?S9: Yes, I cant sleep well so that I feel sleepy in class.S10: Yes, I cant do my homework correctly.S7: “Many teenagers in America can hear no better than 65-year-old people do”.S8: Because they always listen to loud pop music.S9: Yes,

25、 I cant sleep well so that I feel sleepy in class.S10: Yes, I cant do my homework correctly.5Post-reading(10 mins)Individual workStep 1: Let the Ss read 1a carefully, find out the difficult points. The teacher collects the Ss questions and list them out on the Bb. T: Read 1a again and find out the d

26、ifficult points. Please collect them in groups and Read 1a carefully, find out the difficult points. 本环节具体操作说明:1. 学生在组内归纳好本组讨论出的问题,并写到小黑板上。2. 教师任意选择一组作U2T1SC11list them on your small Bb.T: OK. Now look at the points of Group One on the Bb. If you have the same questions please delete.(Teacher uses g

27、estures to explain “delete”.)Now look at this sentence “People who work and live in noisy conditions go deaf easily.”Its long, but you can understand it by dividing it into two sentences “People go deaf easily.” and “People work and live in noisy conditions.”(Write down the two sentences on the Bb,

28、and then ask them to deal with other long sentences like this.)T: OK, look at this sentence “Many (The Ss need to take notes while the teacher is giving some explanations.)为主讲,让其他组组长删除组内与其相同的问题。3. 让学生再补充讲解其他组剩下的问题,相同的问题不作重复讲解。九年级上册教学案例设计12Individual work teenagers in America can hear no better than

29、65-year-old people do”. It means “Many teenagers can hear as badly as 65-year-old people do.” Can you understand it?Step 2: Guide the Ss to complete the passage with correct form of each word. Finish 2.T: Now please complete the passage with correct form of each word in 2.T: Now check the answers to

30、gether.S1: pollutionS2: uncomfortableS3: unpleasantGuide the Ss to complete the passage with correct form of each word. Finish 2.S1: pollutionS2: uncomfortableS3: unpleasantU2T1SC136Finishing Task 3 and 4(10 mins )Group workLet the Ss discuss one kind of pollutions according to the information they

31、collected before class. Then make a report like 4.T: OK, you have collected some information about various pollutions before class. Now choose one kind of pollution and discuss it in groups. Maybe the questions in 3 can help you to organize your report.S1: What is air pollution?S2:T: Now report to t

32、he whole class. Who can have a try?S1: Water pollution is very serious and we can find it almost everywhere.S2: Light pollution havent caught peoples Discuss one kind of pollution in groups according to the information they collected before class. Then make a report like 4.S1: What is air pollution?

33、S2:S1: Water pollution is very serious and we can find it almost everywhere.S2: Light pollution havent caught 运用课前收集的信息做报告,可以检查学生课后作业的完成情况。九年级上册教学案例设计14eye yet T: You did a good job! After class, write your report in your exercise book and hand it in in time.peoples eye yet 7Summarizing and assignin

34、g homework(5 mins)Class activity Step 1: Let the Ss go through what they have learned today.T: Now, lets go over what you have learned today, including words, phrases and sentences. And each student has to present one.S1: go deafS2: hearing lossS3: do harm toStep 2: HMK: Assign 4 as the HMKGo over t

35、ogether what they have learned today and each student speaks out one word or phrase to check their achievement.S1: go deafS2: hearing lossS3: do harm toWrite a passage about one sort of pollution.U2T1SC15. Blackboard designPollution has caused too many problems.Section CSentences:(1) noise is also a

36、 kind of pollution and is harmful to humans health.(2)People who work and live in noisy conditions go deaf easily.= People go deaf easily. / People work and live in noisy conditions.(3) many teenagers in America can hear no better than 65-year-old people do, = many teenagers in America can hear as badly as 65-year-old people do, Key phrases:go deafdo harm tobe harmful tolose ones hearinghave hearing lossin noisy conditiontoo much noiseno better thanas badly aslose losspollute pollutionpleasant unpleasantharm harmfulnoise noisycomfortable uncomfortablehear hearinghealth healthy

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