仁爱版九年级英语上册Unit4 Topic 3 Section B教案

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1、U4T3SB1Section B. Material analysis本课是九年级第四单元第三话题的第二课时。主活动是 1a。1a 通过 Kangkang 向 Mr. Brown 了解宇宙飞船的相关知识，把话题的内容由宇宙飞船引入到电脑科技并继续学习定语从句。1b 主要是培养学生运用已知的知识来推断未知的知识的能力。1c 则是通过完成短文来复述 1a 的内容。2 是训练“听并排序”和“ 听并记录”的技能，在训练技能的同时拓展了学生的知识面。3 是典型的语法操练，巩固定语从句关系代词的运用。4 将语音语调的训练与定语从句结合了起来。.Teaching aims1. Knowledge aims：

2、 掌握本课的重点词汇和短语，继续学习定语从句。2. Skill aims: 能够运用已知的经验来预测未知的领域。能够在 2 中进行“听并排序”和“听并记录” ，并且能运用速记技巧完成句子。能够通过 4，学习长句的停顿、弱读并把握正确的语音语调。3. Emotional aims: (optional)激励学生努力学习电脑知识，使之更好地服务于人类社会。4. Culture awareness: (optional)九年级上册教学案例设计2. The key points and difficult points1. Key points: Words and phrases: electron

3、ic, spacesuit, telescope, used to do, use sth. to do sth., advise sb.to do sth., make sb/sth. do sth., make up ones mind to do sth., add sth. toSentences: Spaceships which now mainly use eletronic controls used to be controlled by astronauts.So I advise you to discover new ways to make computers ser

4、ve us better.Thanks for your introduction.I think that if I work hard then nothing is impossible.Grammar: Attributive clause2. Difficult points：Spaceships (which now mainly use eletronic controls) used to be controlled by astronauts. 长句的停顿、弱读与重读。. Learning strategies在听之前，凭借自己已有的知识对选项进行预测。运用速记技巧，提高在任

5、务 2 中听写的准确率。通过听 4 中定语从句的句子，领会长句的停顿、重读和弱读，尤其是弱读。. Teaching aidU4T3SB3一块电子表/一个望远镜/录音机/ppt 等。. Teaching procedures Stage(time period)InteractionpatternsTeacher activity Student activity Remarks1Revision（3mins)Individual workLet the Ss read out their sentences with attributive clause.T: Hi, boys and gir

6、ls! Lets begin our class. Do you still remember the grammar we learned in the last period?T: Have you written five sentences with attributive clause?T: Who wants to show us? Dont be afraid of making mistakes.Read out their sentences with attributive clause.Ss:定语从句。Ss: Yes.S1: Look at this photo. The

7、 boy who/that is next to me is my cousin. S2: Oh, my god! The book which/that I borrowed from the school library is lost.S3: The man who has two children 可能有的学生写的句子会出现从句的谓语与主句的人称不一致的错误，老师要加以改正。另外，目前所学的定语从句里，关系代词在从句中都是作主语。老师也可以有意识地提一下：关系代词还可以做其他成九年级上册教学案例设计4T: Thats terrific! You all made up so nice

8、sentences.will be our new P.E teacher.S4:分。2Pre-listening(7mins)Group work Step 1: Let the Ss discuss how the spaceships work during the flight to lead to 1a.T: We know spaceships play an important part in exploring the outer space. Do you know how the spaceships work during the flight? Discuss in g

9、roups for a while, and then report to the class.T: Do you have any ideas, Group 1?T: Group 2?T: Good ideas! Which group is right? Lets keep it as a secret. After listening to 1a, you will get the answer.Discuss how the spaceships work during the flight.S1: We think the spaceships are controlled by t

10、he astronauts.S2: We dont agree. We think the spaceships are controlled by computers.S3: 如果学生不能用英语来讨论飞船是怎样工作的，也可以用汉语来表达。U4T3SB5Individual work Step 2: Let the Ss read the statements in 1b, tick the possibilities.T: Maybe you know much about computers. Try to predict what computers can do to spaceshi

11、ps. Tick what you think may happen. Read the statements in 1b and tick the possibilities.让学生根据已有经验来预测未知的领域有助于激发他们听的欲望，并更专注于特定的内容。3While-listening(4mins)Individual workLet the Ss listen to 1a and get the answers to discussion and prediction. Check the answers. Finish 1b.T: Now, you may be eager to kn

12、ow which group is right and whether you predicted correctly. Now, its time to find out the answers. Listen to 1a carefully and check the answers. When you finish, put up your hand.Listen to 1a and get the answers to discussion and prediction. Check the answers. Finish 1b. 因为学生还没有学习 electronic 这个单词，所

13、以难以得到正确的答案，可以等到他们阅读 1a 后再揭晓。九年级上册教学案例设计6T: Which group is right, do you know?T: Maybe its hard to tell which group is right up to now. Dont worry. You will know the answer later. But Id like to know who predicted most correctly. xxx, have you got them correctly? T: Do you agree with him, everyone?S1

14、: Group 1.S2: Group 2.S3: Group 3.S4: .S5: Yes. No.2, No.3 and No.4.Ss: Yes.4Post-listening(12mins)Class activity Step 1: Let the Ss read 1a, find the new word and the attributive clause and do 1c at the same time.T: We have listened to 1a and now lets read the dialog. When reading, you should find

15、the new word, the attributive clause and do 1c. If you finish, raise your hand.T: There is only one attributive clause in the Read 1a, find the new word and the attributive clause and do 1c at thesame time.S1: Yes. Spaceships which now mainly use electronic controls 学生在找到定语从句后，可能不会读“electronic”,这时老师

16、要及时板书并领读。U4T3SB7Class activitydialog. Have you found it, xxx?T: Electronic.T: Follow me, everyone. “Electronic”.T: (show an electronic watch) Look! This is a watch. Its an electronic watch. Can you guess what “electronic” means?T: Right! Now, do you know how spaceships work during flight?T: Absolute

17、ly right.T: Then lets check the answers to 1c. One student for one blank. xxx, begin with the first blank, please. T:Very good! Pay attention to the phrase“make up ones mind to do sth.”.Step 2: Let the Ss read 1a again and find out the difficult points and useful expressions.used to be controlled by

18、 astronauts.Ss: Electronic.S2:电子的。S3: They were controlled by astronauts in the past, but now they are controlled by computers.S4: controlledS5: electronicS6: Read 1a again and find out the difficult points and useful 九年级上册教学案例设计8T: Now, you have got all the answers. Next, we will pay attention to d

19、ifficult points and expressions. Read 1a again and try to find out the difficult points and useful expressions. When you finish, put up your hand.T: Any difficult points?T: You know “used to do sth.”, right?T: Its the passive voice of it. Its structure is “V+to+be +pp”. For example, “The classroom i

20、s too dirty. It has to be cleaned right now.”T: No more questions? Then how about expressions?expressions.S1: What does “used to be controlled” mean?S1: Yes.S2: advise sb.to do sth.S3: Thanks for your introduction.对于学生可能提出的动词不定式的被动语态，老师不要多讲，只要让学生知道有这种用法，知道意思就行了。5FinishingTask 2Class activity Step 1:

21、 Let the Ss look at the pictures to learn the new words and get to know the Look at the pictures to learn the new words and get to know the listening 可以通过构词法来教学：U4T3SB9(7mins)Individual worklistening materials.T: Hey！ Look! There are some pictures in 2. Some of them look strange. What is Picture 2?

22、Can you guess it?T: Yes. They are clothes. They are for astronauts. They are called spacesuit. Repeat， “ spacesuit”.T: Have you seen the things in Picture3?T: I havent seen them, either. I give you some hints. “Tele-” means “faraway”, “-scope” means “something like a mirror”. Can you guess it now?T:

23、 Smart boy! Look , I have a telescope here.T: Now, you will listen to four short passages and try to number the pictures.Step 2: Let the Ss listen to 2 and number the materials.S1: 宇航员。S2: 不对，看起来像衣服。Ss: spacesuit.Ss: No.S3: 望远镜。Listen to 2 and number the pictures.space+suit(一套衣服)=spacesuit，tele(远的)

24、+ scope (镜，仪器) =telescope。九年级上册教学案例设计10Individual workpictures.T: Tell me the order, boys and girls!T: Right?Step 3: Let the Ss read the sentences in B quickly and get to know what they should pay attention to. Then, listen to 2.T: Task A is quite easy, but Task B is a little difficult. Youd better

25、read the sentences quickly and get to know what you should pay attention to. And you should write as quickly as possible while writing, just as we did before.T: Shall we check now?T: One student for one sentence. xxx, you begin with the first one.S1: 2-1-3-4.Ss: Yes.Read the sentences in B quickly a

26、nd get to know what they should pay attention to.Then, listen to 2.Ss: OK.S1: spaceshipS2: water, dried foodS3:这种听写型的任务，应让学生先看题，以便明确目标。如果学生一次不能完成，可以听两次。U4T3SB116FinishingTask 3(3mins)Individual workLet the Ss do 3, check the answers and finish 3.T: We have learned attributive clause. Now, its time t

27、o check whether you can use it correctly or not. Please do 3 alone. When you finish, put up your hand.T: xxx, No.1, please.T: Im glad that you have improved a lot. Do 3, check the answers and finish 3.S1: who/thatS2: which/thatS3: which/thatS4: 7 FinishingTask 4(7mins)Individual workClass activitySt

28、ep 1: Let the Ss read the sentences in 4 by themselves.T: Here are five sentences in 4. Read them by yourselves. Pay attention to the intonation and the underlined words.Step 2: Let the Ss listen to the tape and follow it. T: Now, please listen to the tape and follow it. Pay attention to the pause,

29、weak form Read the sentences in 4 by themselves.Listen to the tape and follow it .停 顿 和 弱 读 是 学生 的 弱 点 ， 要 让学 生 多 模 仿 ， 多练 习 。九年级上册教学案例设计12and intonation.Step 3: Encourage some students to imitate the tape. 8Summarizing and assigning homework (3mins)Class activity Step 1: Let the Ss sum up this sect

30、ion.T: You have learned attributive clause. Which words can be used as relative pronouns?T: How to choose relative pronouns?T: How to decide the forms of the verbs in the clause? Step 2: HMKT: Look at the example on the Bb. After class, you should make up another five sentences like this. Sum up thi

31、s section.S1: Who.S2: Which.S3: That.S4: 先行词指人时，用 who/that；先行词指物时，用 which/that。S5: 与先行词保持一致。先行词是单数，动词用单三式；先行词是复数，动词用原形。U4T3SB13Example:The man who/that is (be) under the tree is our headmaster. Blackboard designChina is the third nation that sent a person into space.Section BWords and phrases:electr

32、onicspace+suit=spacesuittele+scope=telescopeused to doused to be +ppadvise sb. to do sth.make up ones mind to doGrammar:attributivesrelative pronouns: which,who,that注意从句的谓语与主句的人称保持一致。先行词在从句中可以作主语，也可以作其他成分。Sentences:Spaceships which now mainly use electronic controls used to be controlled by astronauts.九年级上册教学案例设计14So I advise you to discover new ways to make computers serve us better.Thanks for your introduction.I think that if I work hard then nothing is impossible.