人教版高一英語(yǔ)必修2 Unit 3 Computers學(xué)案含答案

1、Unit3 Module 2 ComputersPeriod 1 Reading: Who Am I ?Class： Name： Group： No： Learning Objectives：1. Learn the useful new words and expressions in the lesson.2. Read the passage and learn about the development of computer.Learning Key Points：1. Reading skills: scanning and skimming2. Asking-and-answer

2、ing activity to check the Ss understanding of the text. Individual, pair or group work to finish each task.Learning Difficult Points：Develop reading ability.I. 【Pre-class homework】 （自主探究）A. Complete the table below, describing the development of computer.In 1642In 1822The analytical machine was made

3、 by Charles Babbage.1940sThe first family of computers was connected to each other.In 1970sNowB.T or F statements 1. Charles Babbage built an analytical machine 200 years ago.2. Alan Turing, the real father of the computer , wrote a book about how computers worked in 1936.3.Since my birth I have bee

4、n built to take the place of human race.4.After I got my new transistors in the 1960s, I became smaller but cleverer and quicker.II. 【W(wǎng)hile-class】Step1. Lead-in Step2. Group discussion （展示點(diǎn)評(píng)） Ss discuss their pre-class homework in groupStep3 Consolidation: Reading comprehension A. 閱讀理解（鞏固達(dá)標(biāo) ）1. From

5、 the passage “ I “ refers to _A. a son of Alan Turing.B. a machine which is simple- minded. C. a “ universal machine” which can solve any mathematical problem.D. a person who built an analytical Machine.2.What does “others” in Line 24 refer to? A. other people B. other families C. other networks D.

6、other computers 3. Which of the following is NOT the application of the computer? A. have been put into robots to help workers in factory. B. have been used to help medical operations in hospital. C. have been put into human s brain to help making decisions. D. have been put into rockets to help exp

7、lore the universe.4. What can you infer from the text?A. The computer has artificial intelligence.B. The computer changes a lot over the years.C. The computer can do more things for the human race in the future.D. The computer can control people in the future.B語(yǔ)法填空（ 練習(xí)拓展）Over time I have been change

8、d a lot. I could 1._ (simple) difficult sums when I began 2_ a calculating machine. After I was programmed by an operator, I could “think” logically and produce an answer quicker 3_ any person. At that time it 4_ (consider) a 5_ (technology) revolution. In 1936, I could solve difficult problems as a

9、 6_ (universe) machine. From then 7_, my memory has developed so much 8_ I never forget anything I have been told. Since the 1970s, many new applications have been found for me. For example, I have been sent to explore the Moon. 9._ , my goal is 10_ (provide) humans with a life of high quality.Step4

10、PresentationStep5Summary（ 總結(jié)升華）III.【Post-class】Self- reflectionI enjoyed learning aboutI found these words useful:I found these expressions useful: I have learned aboutSome examples: Suggested answers:.課前預(yù)習(xí)A: 1642: The computer began as a calculating machine. 1936: The computer grew rapidly both in

11、size and in brainpowers. 1940s:The computer had grown as large as a room. 1960s: The first family of computers was connected to each other. 1970s:Computers were used in offices and homes. Now: Computers connect people all over the world together.B: FFFTII.課堂檢測(cè)：A:1. C 2 D 3 C 4 CB:1. simplify 2. as 3

12、. than 4. was considered 5. technological 6. universal 7. on 8. that 9. Anyhow 10. to providePeriod 2 Language focus in Reading 1Class： Name： Group： No： Learning Objectives：1. Learn and grasp the important useful new words and expressions.2. Learn the important useful sentences and patterns.3. Make

13、sentences after the useful expressions.Learning Key Points：Enable Ss to grasp the usages of such important new words and expressions.Learning Difficult Points：Get Ss to understand some difficult and long sentences.Learning Procedures：I.【Pre-class homework】 A. Make sentences using the following words

14、 and phrases:1. solve 2. anyhow 3. explore 4. as a result5. sothat . 6. fromonB. 句子仿寫(xiě)1. From then on, I grew rapidly both in size and in brainpower.仿寫(xiě)：他是如此地被那個(gè)故事所感動(dòng)以至于從那時(shí)起他工作得努力多了。_2. By the 1940s I had grown as large as a room. 仿寫(xiě)：到去年年底為止，他已經(jīng)收集了1000多張外國(guó)郵票。_3. As time went by, I was made smaller .仿寫(xiě)

15、：隨著時(shí)間的流逝，他變得越來(lái)越老了。_4. But I was always so lonely standing there by myself.仿寫(xiě)：我們跟著陳先生走進(jìn)教室。_5. After I was programmed by an operator who used cards with holes, I could “think” logically and produce an answer quicker than any person.句式分析 此句為復(fù)合句，after引導(dǎo)_從句，who引導(dǎo)_從句英譯漢：_6. Over time my memory has develop

16、ed so much that, like an elephant, I never forget anything I have been told.句式分析 此句為復(fù)合句，sothat 引導(dǎo)_，I have been told 為_(kāi)從句， 修飾anything， 省略了關(guān)系代詞_ _英譯漢：_III. 【W(wǎng)hile-class】Step1 Discussion Ss discuss their pre-class homework in groupStep2 PresentationStep3 Consolidation: Exercises on page4 Step4 Summary

17、III.【Post-class】Self- reflectionI enjoyed learning aboutI found these words useful:I found these expressions useful: I have learned aboutSome examples: Keys:句子仿寫(xiě)1. He was so moved by the story that he worked much harder from then on.2. By the end of last year, he had collected more than 1000 foreign

18、 stamps.3. As time goes by, he becomes older and older.4. We came in the classroom, following Mr.Chen.5. 時(shí)間狀語(yǔ)從句 定語(yǔ)在操作員用穿孔卡為我設(shè)計(jì)程序之后，我能夠進(jìn)行邏輯“思考”，并且能夠比任何人更快地算出答案。6. 結(jié)果狀語(yǔ)從句 定語(yǔ) 隨著時(shí)間的推移，我的記憶能力發(fā)展得如此之快，就像一頭大象一樣，我從來(lái)不會(huì)忘記告訴我的任何事情Period 3 Grammar: The Present Perfect Passive VoiceClass： Name： Group： No： Learnin

19、g Objectives： Master the usage of Present Perfect Passive VoiceLearning Key Points：Learn how to use the Present Perfect Passive Voice correctly.Learning Difficult Points：How to use the Present Perfect Passive Voice in a certain language situation correctlyLearning Procedures：I.【Pre-class homework】 （

20、自主探究） A.現(xiàn)在完成時(shí)的被動(dòng)語(yǔ)態(tài)的構(gòu)成:肯定式例句：否定式例句：一般疑問(wèn)句例句：特殊疑問(wèn)句例句：B. 現(xiàn)在完成時(shí)的被動(dòng)語(yǔ)態(tài)的一般用法?，F(xiàn)在完成時(shí)被動(dòng)語(yǔ)態(tài)強(qiáng)調(diào)_的動(dòng)作對(duì)_造成的影響或結(jié)果，常與_,_,_, _,_等副詞連用例句：表示被動(dòng)的動(dòng)作或狀態(tài)開(kāi)始于_并持續(xù)到_，還可能繼續(xù)下去，常與_或_引導(dǎo)的時(shí)間狀語(yǔ)連用。 例句：由_, _,_, _,_,_,_,_等瞬間動(dòng)詞詞構(gòu)成的現(xiàn)在完成時(shí)被動(dòng)語(yǔ)態(tài)不能與_或表示一段時(shí)間的狀語(yǔ)連用，而要改成相應(yīng)的_性動(dòng)詞例句:C. Choose the best answer.1. Both my brother work at the power sta

21、tion that _ in my hometown. A. has set up B. has been set up C. was set up D. is set up2. -_ the sports meet will be put off. A. Ive been told B. Ive told C. Im told D. I told3. All the preparation for the task _, and were ready to start. A. completed B. complete C. had been completed D. have b

22、een done4. - How long _ at this job? - Since 1990. A. were you employed B. have you been employed C. had you been employed D. will you be employed5. When and where to go for the on-salary holiday _ yet. A. are not decided B. have not been decided C. is not being decided D. has not been decided6

23、. Betty_ injured since last Saturday. A. has been B. was C. is D. has7. That book _into at least 20 foreign languages.A. has said to be translatedB. has been said to have translatedC. is said that it had been translatedD. is said to have been translated8. Hi, Tom, you look tired. - Of course. I _ th

24、e living room all day. A. had painted B. painted C. have been painted D. have been painting9. -Did you move into the new house? - No. The rooms _ yet. A. were being painted B. are painting C. have not painted D. have not been painted 10. Great changes_ in my hometown and a lot of factories _. A. hav

25、e been taken place; are being set up B. have taken place; have been set up C. are taken place; had been set up D. took place; will set up 11. Its said that this book_ into Chinese. A. had translated B. has translated C. was translated D. has been translated 12. You cant move in .The house _. A. is p

26、ainting B. is being painted C. has painted D. has been painted 13. Have you ever_ to the exhibition which _for three weeks? A. gone; has been shown B. visited; shown C. been; has been on show D. went; lasted14. Do you like the material? Yes, it _very soft. A. is feeling B. felt C. feels D. is felt 1

27、5.The bridge which _ last year _ really beautiful. A. was built; looks B. was building; looks C. was built; is looked D. was building; is lookedII.【W(wǎng)hile-class】Step1 Discussion （展示點(diǎn)評(píng)）Ss discuss their pre-class homework in groupsStep2 Consolidation（范例教學(xué)）A. Change the following sentences into the pres

28、ent perfect passive voice. Put the verbs into the correct form.1.We have found many problems with our new computer.2. They have built a PC the way we wanted.3. They have just joined our computer to the Internet.4. We have used the computer every day since we bought it.5. We have written a lot of e-m

29、ails on the computer in the past year.B. Correct mistakes：下列各句均有1處錯(cuò)誤，請(qǐng)?jiān)阱e(cuò)誤處畫(huà)橫線并改正。1.A present was given him by his mother.2.The slaves have been made work hard.3.The house needs repair.4.The accident which was happened yesterday surprised me.5.By the end of last year, the office building has been bui

30、lt .6.The new bridge over the Yellow River was just been completed.7.The computer has used every day since we bought it.8.A lot of e-mails had been written on the computer in the past 5 years.c.語(yǔ)法填空（鞏固達(dá)標(biāo)） A: Look! What 1._(build)over there? B: It is said that they are building a shopping mall, WAL -

31、MARTSUPPER CENTER. A: Really? Thats great! It will be convenient for us to buy things when it is open. B: Yeah. But I 2._ ( tell)that it3._ (finish) until November. A: I see. 4_ it_ (complete)on time? There is only one month left. B: I guess it can/ could be. It5._( report) that most of the work 6._

32、(do) . What 7._(do)is just some finishing touch. Step3 PresentationSs present their group job. 1Ss write down their answers on the blackboard and give the explanation in class. 2Teacher and Ss comment.Step4 Summary（總結(jié)提升） III.【Post-class】Self- reflectionI enjoyed learning aboutI found these words use

33、ful:I found these expressions useful: I have learned aboutSome examples: Keys:. 前置性作業(yè)A.現(xiàn)在完成時(shí)的被動(dòng)語(yǔ)態(tài)的構(gòu)成:肯定式Has/have been +done例句：否定式Has /have not been +done例句：一般疑問(wèn)句Has /Have been done.?例句：特殊疑問(wèn)句疑問(wèn)詞+has/ have been done?例句：現(xiàn)在完成時(shí)的被動(dòng)語(yǔ)態(tài)的一般用法?，F(xiàn)在完成時(shí)被動(dòng)語(yǔ)態(tài)強(qiáng)調(diào)_過(guò)去_的動(dòng)作對(duì)_現(xiàn)在_造成的影響或結(jié)果，常與_already_, yet_, just_, _never_,

34、recently_等副詞連用例句：表示被動(dòng)的動(dòng)作或狀態(tài)開(kāi)始于_過(guò)去_并持續(xù)到_現(xiàn)在_，還可能繼續(xù)下去，常與_for_或since引導(dǎo)的時(shí)間狀語(yǔ)連用 例句：由_finish, buy_ ,start, begin ,return ,borrow ,_join ,open_等瞬間動(dòng)詞構(gòu)成的現(xiàn)在完成時(shí)被動(dòng)語(yǔ)態(tài)不能與_how long_或表示一段時(shí)間的狀語(yǔ)連用，而要改成相應(yīng)的_延續(xù)_性動(dòng)詞例句:1-5 BADBD 6-10 ADDDB 11-15 DBCCAII.課堂檢測(cè)：A.1.Many problems have been found with our new computer by us.2.A

35、 PC has been built the way we wanted by them.3.Our computer has been joined to the Internet by them.4.The computer has been used every day since we bought it.5.A lot of e-mails have been written on the computer in the past year.B. Correct mistakes：下列各句均有1處錯(cuò)誤，請(qǐng)?jiān)阱e(cuò)誤處畫(huà)橫線并改正。1.A present was given him by

36、his mother. to2.The slaves have been made work hard. to3.The house needs repair. repairing4.The accident which was happened yesterday surprised me.5.By the end of last year, the office building has been built . had6.The new bridge over the Yellow River was just been completed. has 7. The computer ha

37、s used every day since we bought it. been8.A lot of e-mails had been written on the computer in the past 5 years. haveC.語(yǔ)法填空1.is being built 2. was told 3.wont be finished 4. Can/ Could; be completed 5.is reported6.has been done 7to be done) Period 4 WritingClass： Name： Group： No： Learning Objective

38、s：Learn to write an essay on expressing personal point of viewLearning Key Points：Learn to master the words and expressions to show the relevant opinionsLearning Difficult Points：Write a passage using the useful expression from this Unit .Learning Procedures：I.【Pre-class homework】 I. 前置性作業(yè)A. Transla

39、te the following words and phrases.1.對(duì)造成很大的危害2.大大地影響了3.毫無(wú)疑問(wèn)4.在我看來(lái)，手機(jī)確實(shí)在我們的生活中扮演重要角色。5.計(jì)算機(jī)的誕生對(duì)人類(lèi)進(jìn)步產(chǎn)生了重大的影響。B. Read the following passage and underline some useful expressions . Ive fallen in love with a new computer game and Im so interested in it that I spend much of my time on it. I often play it t

40、ill late at night and sometimes I even stay up. Whats more, it often comes to my mind in class and makes me pay no attention to what the teacher says. I know that if this continues, it will do great harm to my health and will have a bad influence on my studies. I have no idea how to give it up and I hope you can give me some advice.II.【W(wǎng)hile-class】Step1 Group discussion Step2 ConsolidationWrite a short passage according to the following information. (100 words) 請(qǐng)以“ Computer Games and Our Health ”為題寫(xiě)一篇100詞左右的英語(yǔ)短文。提示：1. 說(shuō)明玩