仁爱版九年级英语上册Unit2 Topic3 Section A教案

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1、U2T3SA1Topic 3 What can we do at home to protect the environment?Section A. Material analysis本课是第二单元第三话题的第一课时。主活动是 1a 和 2。1a 通过记者采访 Jane，询问有关 Jane 在环保组织的活动，引出话题内容：如何做一个环保人士。通过介绍在生活中如何践行环保行为，自然地用到本话题的功能意念：提出建议。在提出建议的同时，又引出本话题的语法：并列句。1b 是个难度比较高的听力任务。它不是单纯地考查听写，而是要求学生在听懂内容的基础上，对材料进行归纳之后再填空。1c 是用第一人称来转述

2、 1a 的内容，旨在向学生传播环保理念。 2 是针对并列句而设计的专项语法训练。3a 和 3b是在考查学生的垃圾分类意识之后，再通过听对话来进行验证。4 再次让学生对垃圾进行分类，以此来培养学生对垃圾再利用的环保理念。通过学习本课，可以增强学生的环保意识。培养学生在写作时运用连接词写出比较连贯的句子的能力。. Teaching aims1.Knowledge aims： 掌握本课的重点词汇和短语，初步学习并列句和提建议。2.Skill aims: 能够给别人提出合理的建议。能够正确地运用连接词写出并列句。九年级上册教学案例设计2能够把所听到的听力材料先归纳再填空。3.Emotional aim

3、s: (optional)鼓励学生在日常生活中自觉践行环保行为。4.Culture awareness: (optional). The key points and difficult points1. Key points: Words and phrases: nod, agreement, disagreement, protection, organization, recycle, can, give up, so that, encourage sb to do sth.be harmful to sb./sth.Sentences: We should reduce the w

4、aste we produce.We should use both sides of paper and reuse plastic bags.Its a pleasure.Recycling can protect the environment, and it can save money, too.So we encourage students to collect waste paper and soft drink cans. Grammar: compound sentence2. Difficult points： 根据句子需要，正确地选用连接词。理解含有定语从句和情态动词被

5、动语态的句子。U2T3SA3. Learning strategies在 1b 任务中，要先听懂对话内容，再归纳填空。在 2 中，要明白不同的连接词的不同用法。首先弄清上下句的关系，再确定用哪个连接词。在 3a 中，要充分利用自己的生活经验和已有的知识。. Teaching aids教学新词的实物（如：胶袋、电池、易拉罐等）/有环保标识的纸盒或瓶子 /录音机/小黑板/PPT 图片等。. Teaching procedures Stage(time period)InteractionpatternsTeacher activity Student activity Remarks1Gettin

6、g studentsready for learning（4 mins)Class activityPresent a picture of heavy haze in Beijing and analyze the cause of it, learning some of the new words.T: Hi, class. Look at this picture. Its Beijing. Whats the weather like there?T: Its neither cloudy nor foggy. Its hazy. The word“haze”was the most

7、 frequently Present a picture of heavy haze in Beijing and analyse the cause of it, learning some of the new words.S1: Its cloudy.S2: Its foggy.S3: I think air pollution causes haze.学生没有学过 hazy (有霾的)，haze(霾)，老师要用汉语标注一下。学生弄懂以后才能展开后面的活动。老师在点评时可以讲解：protection, organization. 最好用构词法来呈现：九年级上册教学案例设计4mentio

8、ned word in 2013 in the media in China. Especially in the big cities in northern China. How do you think the haze comes into being? T: What you said sounds reasonable. Air pollution plays an important part. Luckily, the government is taking measures to solve this serious problem, and many organizati

9、ons are taking part in the environmental protection, too. Jane is working for such an organization.S4: I think too many cars.S5: I think too many factories.protect(v)+tion=protection(n)organize（v,组织)+tion=organization (n)。2Lead-in（4 mins)Class activityPresent some real objects to learn more new word

10、s and lead to 1a.T: Perhaps some of you think its difficult for students to do something to protect the environment. In fact, if you keep doing three Rs in your daily life, you will be a greener person. Could you guess what the three Rs Present some real objects to learn more new words and lead to 1

11、a.老师在提到 Three Rs 时，应马上板书出来，并让学生猜是哪三个单词，借此讲解“re(再)+cycle（圆，环）=recycle (v). 老师在讲解该词时可以出示循环使用的标志以帮助理解新U2T3SA5refer to?T: Sorry, guess again.T: Sorry, guess again.T: Smart boy! You have got one.T: Wonderful! You have got another. Whats the third one?T: Now, let me tell you. Its “recycle”. （ Show the log

12、o of recycling） Do you often see this sign on the boxes or bottles ?T: Three Rs are very important in our life. For example, we should reuse plastic bags and recycle batteries and drink cans.S1:Refuse S2:RememberS3: Reuse.S4: Reduce.S5:Ss: Yes.词。老师在展示实物时，应马上板书并讲解新词。如：plastic, battery, can.3Pre-liste

13、ning(2 mins)Individual workLet the Ss read the table in 1b to get to know what they should pay attention to while listening. T: Now, please read the table in 1b. This time, the listening task is a little difficult. Only Read the table in 1b to get to know what they should pay attention to while list

14、ening.1b 的听写填空需要学生在完全理解对话的基础上完成，老师要提醒学生专注于听内容并要求学生在听前阅读 1b,预测听力内容。九年级上册教学案例设计6when you understand the dialog, can you complete the table. So while listening, you had better pay attention to the main content of the dialog. 4While-listening(5 mins)Individual workLet the Ss listen to 1a and finish 1b.

15、Then check the answers.T: Now, a journalist is interviewing Jane. Lets listen to what they are talking about. After listening, complete the table. When you finish, put up your hand. T: Who would like to answer the question?Listen to 1a and finish 1b. Check the answers.S1: Organization, protect the e

16、nvironment. S2: spread the message S3: 1b 的听力任务难度有点大，可以让学生听两遍。5Post-listening(10 mins)Individual workStep 1: Let the Ss read 1a and do 1c. Then check the answers.T: We have listened to the interview, and now lets read it. Please complete the sentences in 1c while reading. If you finish, please let m

17、e know. Read 1a and finish 1c. Ss: Sure.对于本课出现的定语从句和情态动词的被动语态，老师只要让学生理解句子意思即可，不要求深度解释。为了让学生便于理解，老师可以简单地用“ 把” 字U2T3SA7Class activityClass activityT: Shall we start checking the answers now?T: xxx, shall we start from you?Step2: Let the Ss read 1a again to find the sentences which give suggestions.T:

18、Have you found that in this dialog many sentences contain suggestions?T: Have you found such sentences, xxx?T: We usually use “should” to give suggestions. Who can give us an example?Step 3: Deal with language points in 1a.S1: Reduce, reuse ,recycleS2: Sides, plasticS3: Read 1a again to find the sen

19、tences which give suggestions. Ss: Yes.S1: We should reduce the waste we produce. S2: We should use both sides of paper and reuse plastic bags.S3: S4: We should listen to the teacher carefully in class. S5: We should keep the classroom clean.S6: We shouldnt waste water.Step 3: Read 1a again and ask

20、句和“被”字句来解释被动语态。九年级上册教学案例设计8T: Mmm, good examples. I hope you will act as you said. Any questions? Hands up!T: xxx, please. T: Good question. We know the first “that” is an object clause, and the second one is a new kind of grammar. We will learn it in Unit4. Its called“attributive clause”. Change it

21、 into“and it”, you will understand the sentence better. Who can put this sentence into Chinese?T: Perfect! Any more questions?T: Sure. “Sort” here is a verb. It means“divide according to different kinds”.“Can be recycled”is also a kind of grammar. Its called passive voice. Because the waste cant rec

22、ycle by itself. Its people who recycle it. In Chinese, the whole sentence questions about some difficult points.S1: How to understand the second “that” in “We all know that you that environment”?S2:我们都知道你在一个保护环境的组织里工作。S3: Could you explain “Then we sort them so that they can be recycled”?U2T3SA9is“然

23、后，我们把它们进行分类以便它们能被回收再利用。 ”6FinishingTask 2(13 mins)Class activity Step 1: Present the following sentences on the small Bb or on the screen. Let the Ss understand the underlined words to learn conjunctions. Sentences:So what can we do at home to protect the environment?Recycling can protect the enviro

24、nment, and it can save money, too. So we encourage students to collect waste paper andsoft drink cans.Understand the underlined words to learn the conjunctions. 并列句是本课的学习重点。老师如果觉得用英语讲解学生难以弄明白，不妨就用汉语表述。但是“compound sentence, conjunction”这些术语要学生能听懂才行，学生以后会经常听到。老师最好将所举的例子板书出来，以加深印象。九年级上册教学案例设计10Class ac

25、tivityT: Please look at the sentences on the Bb and understand the underlined parts. What do we call the underlined words?T: Who can tell me some more conjunctions?T: Besides these, I can name more conjunctions, such as: for, as, since, etc. And we usually use conjunctions to make compound sentences

26、. For example: Hurry up, or you will be late for school. Zhang Hong likes apples, but I dont like apples at all.Huang Rong is good at math while her twin sister is good at English.This coat looks nice and its cheap, too.Step2: Let one student come to the front to S1:连接词。S2: but, or S3: while ,becaus

27、eLearn the new words through 老师可以自己（最好让学U2T3SA11perform to learn the new words.T: Look! There are some sentences in 2. Now, read them quickly and circle the new words. If you finish, put up your hand.T: xxx, please come here.T: Only use your head, if you want to mean “yes”, what will you do?T: Right

28、. Nodding the head means agreement. Now, how to express“no”？T:Yes. Shaking the head means“disagreement”.T: Good performance. Please go back to your seat.T: Can you guess the meaning of the phrase“give up”in Number 5?T: Yes. I hope you will never give up when actions.S1: (nod his head)S1: (shake his

29、head)S2:放弃生）做动作同时辅以构词法来讲解: agree (v) + ment =agreement(n) dis(不)+agree（v）+ment=disagreement(n)。九年级上册教学案例设计12Individual workyou are in trouble. Step3: Let the Ss combine the sentences with the given words in 2. Check the answers.T: Now, combine the sentences with the given conjunctions quickly. When

30、you finish, please put up your hand.T: Now, its time to check the answers. Any volunteers? Combine the sentences with the given words in 2. Check the answers. S1: Noise is a kind of pollution and its harmful to our hearing.S2: Work hard, or you will fail the exam.S3: 7 Finishing Task 3a & 3b(5 mins)

31、Individual workStep1: Let the Ss write the correct letter under each picture and sort the garbage. T: Look at the table and the pictures in 3a. Write the correct letter under each picture and sort the garbage based on your own knowledge. When you finish, put up your hand.Write the correct letter und

32、er each picture and sort the garbage. 学生做完 3a 后，可以先别核对图表中的答案，等学生听了 3b 以后自行核对。U2T3SA13Individual workT: xxx, could you tell us your answers?T: Do you agree?T: Now, lets check the table. Who wants to try?T: I wont tell you whether your answers are right or not. You can check them by yourselves after l

33、istening to 3b.Step2: Let the Ss listen to 3b and check the answers in 3a. T: Now, listen to 3b, and check the answers in 3a.T: Have you got the right answers now?T: So how to deal with the paper cups?S1: b-e-c-a-dSs: Yes.S2: paper cups: recylced S3: cans: recyceldS4: Listen to 3b and check the answ

34、ers in 3a. Ss: Yes.Ss: reduced.8Summarizing and assigning homework(2 mins)Class activity Step1: Encourage the Ss to sum up this section.T: What have you learned today, boys and girls?Sum up this section.S1: Three Rs九年级上册教学案例设计14T: What does it stand for?T: Wonderful! Grammar focus?T: Tell me some co

35、njunctions, please.T: You have learned well today. What else?T: How？Step 2: HMKT: Today we dont have enough time to do Task 4. I hope you will finish it after class, wont you?S2: reduce, reuse and recycleS3: 并列句，连接词S4: and , but, while , orS5: for ,as ,since , becauseS6: 提出建议。S7: should, shouldntSs:

36、 Yes , we will . Blackboard designWhat can we do at home to protect the environment?Section AWords and phrases:protect+tion=protectionorganize+tion=organizationre+cycle=recycleGrammar:give suggestions : should / shouldntcompound sentences: 并列句conjunctions: 连接词Sentences:We should reduce the waste we

37、produce.We should use both sides of paper and reuse plastic bags.Recycling can protect the environment, and it can save money, too.U2T3SA15plasticbatterycanagree+ment=agreementdis+agree+ment=disagreementnodgive upencourage sb. to do sth.and, but, while , or, for, because , as , So we encourage students to collect waste paper and soft drink cans.Work hard, or you will fail the exam.