1、仁愛英語教案Unit 4 Amazing ScienceTopic 3 I dont think aliens can be found in space.Section AThe main activities are 1a and 2a. 本課重點(diǎn)活動(dòng)是1a和2a。. Teaching aims and demands 教學(xué)目標(biāo)1. Learn a new word:research2. Learn some useful sentences:(1) What fun!(2) I wont believe there are aliens until I see them with my

2、own eyes.3. Learn the use of modal verb+be+P.P.: (1) We will be able to do anything that can be done on the earth. (2) But I dont think aliens can be found in space.4. Talk about flying to Mars, the outer space and something about the aliens. 5. Learn expressing possibility and impossibility. Teachi

3、ng aids 教具關(guān)鍵詞卡片/圖片/錄音機(jī)/小黑板. Five-finger Teaching Plan 五指教學(xué)方案Step 1 Review 第一步 復(fù)習(xí)(時(shí)間:8分鐘)復(fù)習(xí)穩(wěn)固本單元Topic 2中所學(xué)重點(diǎn)句型和語法，提高學(xué)生綜合語言運(yùn)用能力。1. (復(fù)習(xí)穩(wěn)固前面學(xué)過的有關(guān)現(xiàn)代科技及創(chuàng)造的重點(diǎn)句型，提高學(xué)生的口語表達(dá)能力。)T:Boys and girls, we have learned something about spaceships, satellites, cloning, robots, GPS and so on. The new technologies and in

4、ventions have improved our life greatly. Could you say something about them?Ss:Yes.T:OK. I made some cards with some key words on them. Each of you tries to say a sentence with the key words. Are you clear?Ss:Yes.T:OK, begin!(出示寫有關(guān)鍵詞的卡片。)(1) proved, made great progress, developing, space industry S1

5、: They have proved that China has made great progress in developing its space industry.(2) spaceships, controlled, computers S2: Spaceships are mainly controlled by computers.2. (復(fù)習(xí)一般過去時(shí)的被動(dòng)語態(tài)，導(dǎo)入新課，并呈現(xiàn)生詞research。) (出示神五及嫦娥一號(hào)的圖片。)T:When was Shenzhou launched, S3?S3:It was launched in 2003.T:When was C

6、hange launched, S4?S4:It was launched in 2007.T:Well done! They have proved that China has made great progress in developing its space industry. Is it right, S5?S5:Thats right. Im sure well send more spaceships into space.T:Of course we can. Maybe people will fly to Mars one day. Do you think it is

7、magical?Ss:Yes, thats very exciting.T:Do you want to be an astronaut like Yang Liwei?S6:Yes. I hope that I can travel to the moon one day.T:Boys and girls, if you can be an astronaut in the future, you can do more research about space. But you should study hard now to make your dreams come true.(板書并

8、要求學(xué)生掌握。)researchStep 2 Presentation 第二步 呈現(xiàn)(時(shí)間:12分鐘)呈現(xiàn)1a，完成1b。培養(yǎng)學(xué)生的聽說技能和閱讀理解能力。1. (讓學(xué)生聽1a前討論，以加深理解。)T: Boys and girls, I will ask you two questions before listening. Please discuss them in two minutes.(1) Do you think people will live on Mars in the future?(2) Do you believe there are aliens in space

9、?(兩分鐘后，播放1a錄音,讓學(xué)生帶著問題聽, 培養(yǎng)學(xué)生聽力技能。)T: OK. Lets listen to the dialog and answer the questions on the small blackboard.(出示小黑板。)(1) What are they going to do this Saturday evening?(2) Whats the movie about?(3) What can people do on Mars in that movie?T: Boys and girls, can you answer the questions?(核對(duì)答案

10、。)2. (將學(xué)生分成兩大組朗讀1a，讓學(xué)生畫出關(guān)鍵詞，再讀一遍1a，完成1b。)T: Open your books. Girls act as Maria. Boys act as Kangkang. Read the dialog. After reading, find out the key words and phrases in it. Read it again and finish 1b. (板書)movie, life in space, exciting, travel, visit, do you think, live in space, houses, school

11、s, hospitals, be able to do, wait(核對(duì)1b的答案。)3. (讓學(xué)生找出對(duì)話中的新語法modal verb + be + P.P.，教師進(jìn)行講解并操練。)T: We have learned “is/am/are+P.P. and “was/were+P.P. Please find out sentences with modal verb + be + P.P.(教師板書并解釋帶有情態(tài)動(dòng)詞的被動(dòng)語態(tài)結(jié)構(gòu)。)We will be able to do anything that can be done on the earth.modal verb+be+P.

12、P.(教師強(qiáng)調(diào)帶有情態(tài)動(dòng)詞的被動(dòng)語態(tài)結(jié)構(gòu)并操練。)T:Boys and girls, Ill say a sentence in the active voice. You change it into the passive voice, OK?Ss:OK. T:We should clean our classroom every day. Ss:Our classroom should be cleaned by us every day. T:We must finish our homework on time. Ss:Our homework must be finished on

13、 time. T:I may put my book in your bag. Ss:My book may be put in your bag. T:Excellent. You did a good job. Step 3 Consolidation 第三步 穩(wěn)固(時(shí)間:9分鐘)穩(wěn)固1a，呈現(xiàn)并完成2a和2b。進(jìn)一步培養(yǎng)學(xué)生的聽說技能和閱讀理解能力。1. (讓學(xué)生表演1a。)T: Boys and girls, can you act out the dialog?Ss: Yes. (學(xué)生表演后，教師給予鼓勵(lì)。)2. (放2a錄音，讓學(xué)生帶著問題去聽。)T: We know Maria

14、and Kangkang saw a wonderful movie about life in space. After seeing the movie, what are they talking about? Now lets listen to the tape and answer the questions on the small blackboard.(出示小黑板。解釋生詞并要求學(xué)生理解。)(1) What are they talking about?(2) How about the scientific research on aliens in America?(核對(duì)

15、答案。)(板書并要求學(xué)生理解。)scientific3. (分組朗讀2a，完成2b。)T: Boys act as Kangkang. Girls act as Maria. Please read the dialog aloud. After reading, please finish 2b. (核對(duì)答案。)4. (讓學(xué)生再讀對(duì)話，找出文中的難點(diǎn)，老師進(jìn)行講解。) T: Please read 2a again. Then try to find out the difficulties. (板書并講解。)(1) I dont think aliens can be found in s

16、pace.(2) I wont believe there are aliens until I see them with my own eyes.(核對(duì)2b問題的答案)Step 4 Practice 第四步 練習(xí)(時(shí)間:11分鐘)穩(wěn)固1a，2a，完成2c。通過表演、復(fù)述等形式，讓學(xué)生進(jìn)一步穩(wěn)固對(duì)1a和2a的理解，加強(qiáng)學(xué)生綜合語言運(yùn)用能力。1. (根據(jù)1a和2a，安排學(xué)生兩人一組對(duì)話，準(zhǔn)備兩分鐘，之后請(qǐng)至少3組同學(xué)表演。)T: Boys and girls, Dialog 1a and Dialog 2a can be acted out together. Now please prepa

17、re for two minutes, then act them out in pairs. (學(xué)生表演完，教師給予鼓勵(lì)。)2. (教師提供對(duì)話中的關(guān)鍵詞，讓學(xué)生完成復(fù)述任務(wù)。)T:Now, I say the key words in the two dialogs. Can you retell the dialogs?Ss:Lets have a try. T:A wonderful movie. Ss:There will be a wonderful movie this Saturday evening. T:Life in space. Ss:Its a movie about

18、 life in space. T:Travel by spaceship. Ss:All the people travel by spaceship in the movie. T:Live in space. Ss:Kangkang thinks they will live in space one day. T:Houses, schools, hospitals.Ss:There will be houses, schools, hospitals and so on. T:Be able to. Ss:We will be able to do anything that can

19、 be done on the earth. T:Aliens. Ss:Kangkang doesnt believe there are aliens.T:Scientists. Ss:Some scientists think there are aliens. One American scientist thinks they have already been on the earth. T:In order to. Ss:They are reading on the Internet in order to learn about human culture. T:Wont un

20、til. Ss:Maria wont believe there are aliens until she sees them with her own eyes. T:Great. You did very well. After class you should recite the two dialogs. OK?Ss:OK. 3. (讓學(xué)生完成2c，初步掌握含有情態(tài)動(dòng)詞的被動(dòng)語態(tài)的用法。)T: Boys and girls, finish 2c. Match the two columns to make sentences. Pay attention to the new grammar “modal verb + be + P.P.(核對(duì)答案。)4. (用適當(dāng)?shù)脑~完成以下句子。)(1) The letter yesterday. 信是昨天寫的。(2) The book into many languages since it was published. 這本書出版后被翻譯成多種語言。(3) This work at once. 這項(xiàng)工作必須立即完成。(4) This book into many foreign languages. 這本書應(yīng)該譯成多國文字。(核對(duì)答案。)(1) was writ