英語必修二U基礎(chǔ)詞匯重難點(diǎn)講解拓展提升含答案

1、必修二. Unit 3: Computers基礎(chǔ) 知能 回扣一. 核心詞匯1重點(diǎn)單詞：1探索；探測vt.&vi.8計算vt.2普遍的；通用的；宇宙的adj.9材料n.3電子的adj.10就個人而言；親自adj.4發(fā)信號vt.&vi.；信號n.11真實(shí)；事實(shí)；現(xiàn)實(shí)n.5出現(xiàn)；發(fā)生vi.12合邏輯的；合情理的adj.6工藝；科技；技術(shù)n.13智力；聰明；智能n.7優(yōu)點(diǎn)；有利條件n.14解決；解答vt.2以適當(dāng)詞形填空：1) Well take a voyage of _. (explore)2) Columbus discovered America but did not _ t

2、he new continent. (explore)3）Theyre making _ medical tests. (explore)4）Television provides _ entertainment. (universe)5）There are lots of stars in the _. (universe)6 Don't judge by _ can be misleading. (appear)7) He promised to be here at four o'clock but didn't _ until six. (appear)二. 高

3、頻短語.1.按照順序; 挨次整齊_ 2.次序紊亂_3.人工智能_ 4.非常喜愛，醉心于_5.進(jìn)行的研究_ 6.實(shí)現(xiàn)，達(dá)到_7.從某種程度上說_ 8.擋住路, 妨礙, 多余的_9.迷路, 迷失方向; 誤入歧途_ 10. 看守，照管，監(jiān)視_三. 重點(diǎn)句式. 1. With the help of computer, you may not find it hard to deal with and share information. (it做形式賓語) 在電腦的幫助下，你會發(fā)現(xiàn)處理和分享信息是不難的。 2. This will cost a lot of money, but after all

4、, it is worth buying a computer for every teacher. 為每位老師購置一臺電腦要花費(fèi)很多錢，但畢竟這很值得。 3. If a new situation arises, they will make up new programmes. 如果出現(xiàn)新的情況，他們會補(bǔ)充新的程序。 4. Personally, I think the team who won first place cheated. 就我個人而言，我認(rèn)為贏得第一名的那支隊(duì)作弊。 5. It is generally believed that IT has both advantage

5、s and disadvantages. 人們普遍認(rèn)為信息技術(shù)既有優(yōu)點(diǎn)又有缺點(diǎn)。 6. In a way, her English has improved but there is still a long way to go. 從某種程度上看，她的英語有所進(jìn)步，但對她來說，學(xué)好英語道路還很長。 7. In common with my teammates , I enjoy staying home reading novels when I am on holiday.（現(xiàn)在分詞做狀語. 和我的同伴們一樣，放假時，我喜歡呆在家里看小說。 8. However, people though

6、t I was simple-minded until they discovered I had “artificial intelligence”. 可是人們本來以為我頭腦簡單，直到發(fā)現(xiàn)我有人工智能時，他們才不這么想了。 9. Charles Babbage is generally considered to have invented the first computer. 人們普遍認(rèn)為第一臺電腦是查爾斯巴比奇發(fā)明的。 10. The door wont open anyway. 這門無論如何也打不開。 11. As the years have gone by, computers

7、have been made smaller and smaller. 一年又一年過去了，電腦被制造得越來越小。四. 課文完形: Over time I have been changed a lot. I could 1 (簡化) difficult sums when I began 2 a calculating machine. After I was programmed by an operator, I could 3 (logic) produce an answer quicker than any person. At that time it 4 (consider) a

8、 5 ( 技術(shù)的) revolution. In 1936, I could solve difficult problems as a 6 (universe) machine. From then on, my memory has developed so much 7 I never forget 8 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

9、is 10 (provide) humans with a life of high quality. 五. 單詞拼寫:1Dry wood b_ easily. 2The manager of the cinema sent me some f_ tickets for Titanic this morning. 3Only forty p_ of the children go to school in the village. 4They are busy g_ seeds in the fields. 5I asked the boy to f_ me the morning paper

10、. 6A computer can solve many m_ problems.7. P_, I think the team who won first place cheated.8. The 21st century is the century of information t_.9. I think we can work together to c_ an even better system.10. Computers are used to c_ with each other around the world by the Internet.11. He is quite

11、clever a boy though he looks s_.12. In the past 20 years, my hometown has t_ changed.13. If any problem a_, please tell me.14. Has Edward _ (計算) the result?15. The environment pollution is a _ (普遍) problem.六.選詞填空make up take action in the 90s in ones fifties have sth in common deal with after all ta

12、ke advantage of with the help of as a result from then on1. They had a lot _ and became good friends very soon.2. How are you going to _ such problems?3. Dont blame him. _, he is a child.4. He soon _ the lessons he missed.5. Why didnt you _ to put out the fire?6. It is not rare in _ (九十年代) that peop

13、le in _ (五十多歲)are going to university for further education.7._ she knew she would win. 8. In spring, we usually set the clock one hour ahead to_the daylight.9. _, he had to leave.10._ his parents, he finished his homework soon.七.句型鞏固1.在我看來，這食物不夠。_ _ _, the food is not enough. 2.昨天他參加了智力考試。 Yesterda

14、y, he took an i_ test. 3.他不知道該怎么對付他那頑皮的兒子。 He dont know how to _ _ his naughty son. 4.你的胃痛并不令人驚奇，畢竟你吃得太多了。Its not surprising youve got stomachache. _ _ you have eaten too much. 5.他們彼此毫無共同點(diǎn)。 They have nothing in _ with one another. 6.隨著時間的推移， 和許多青年人一樣，他也開始喜歡上流行音樂。 （go by, in common with）_7.畢竟，在老師的幫助下

15、，他最終成功了。 （after all, with ones help）_8. 盡管這雙胞胎兄弟長得很象， 但他們的興趣極少有相同之處。（have in common）_9. 在某種程度上遵循指示并非一件易事。 （in a way, follow）_10. 不管怎么樣，我們還是回到我的歷史去吧。_二、根據(jù)中文完成句子。（一空一詞，一空兩分，共52分）1. Though they are twins, they _ _ _ _. 雖然他們是雙胞胎， 但是他們毫無相似之處。2. At that time it _ _ a technological revolution.那時這被認(rèn)為是一次技術(shù)革命

16、。3. He hadnt studied hard. _ _ _，he failed the exam.他沒有努力學(xué)習(xí)，結(jié)果，考試不及格。4. _ _ _，modern technology is shaping peoples characters.在某種程度上，現(xiàn)代科技正在塑造人們的性格。5.They _ _ _by three policemen. 他們被三個警察監(jiān)視著。6.How are you going to _ _ the water pollution of the area? 你打算怎么處理這個地區(qū)的水污染問題？7. As time _ _, my memory seems

17、to get worse. 隨著時間的流逝，我的記憶力似乎變差了。8. _ _ _ _Jack, I have made a progress in English. 在杰克的幫助下，我的英語取得了進(jìn)步。9. We have written a lot of emails on the computer in the past year. （改成被動語態(tài)）A lot of emails _ _ _ on the computer in the past year by us.八. 單句改錯1.The machine is used to working for man. 2.She marri

18、ed the man because what he had done for her. 3.A hundred of people attended the meeting last night. 4.Tell me how long she will be back, in ten days or a week? 5.What did you do in the evening of May Day? 6.“You will be late for school unless you will get up at five.”said mother. 7.It is much easy t

19、o make plans than to carry them out. 8.Thanks the teachers help, I have made great progress in my English study. 9.People both at home and abroad have been great helped by the new computer. 10.The computer is an useful machine that can do many things for us. 九.單元同步單項(xiàng)選擇（語法專練）:1. In the past two years

20、 Jack_ great progress in maths. ( )A. made B. had made C. was making D. has made 2. We_ good friends for years. ( )A. are B. have C. have been D. would become 3. Paul doesn't have to be made_ , he always works hard. ( )A. learn B. to learn C. leaned D. leaning 4. If city noises_ from increasing,

21、 people_ shout to be heard even at the dinner table 20 years from now. ( )A. are not kept; will have to B. are not kept; have to C. do not keep; will have to D. do not keep; have to 5. The speaker raised his voice but still couldn't make himself_. ( )A. hear B. to hear C. hearing D. heard 6. Is

22、there any cake_ on the plate? ( )A. to leave B. leaving C. left D. to left 7. The old people_ in this place. ( )A. are taken good care of B. are looking after C. was looked after D. are taken good care 8. _ of us are going to the park for play. ( )A. No one B. None C. Either D. Nobody 9. I was born

23、in Wuhan but _ in Nanjing and now I work as a teacher in Shanghai. ( )A. grew up B. was grown up C. grow up D. am growing up 10. They picked leaves from the tree and_. ( )A. fed some little white worms to them B. fed some little white worms on themC. fed them with some D. fed them by some little whi

24、te worms11. _ the 6:00 train, he got up very early that morning. ( )A. So as to catch B. In order catch C. To catch D. In order to caught 12. The heavy rain went on three whole days and many poor houses were _by water from the hills. ( )A. washed clean B. wash in C. washing away D. washed away 13. W

25、e tried to stop _ spreading. ( )A. the fire's B. the fire's from C. the fire D. the fire for 14. Some of the students like the film. The rest _ it. ( )A. is not interested in B. are not interested in C. is preferred D. are preferred 15. Tom had to borrow some money from his friends _he could

26、 buy a car.( )A. which B. so that C. so as to D. in order to 16. I'll take my share of money; the _yours. ( )A. other are B. other is C. rest are D. rest is 17. I wouldn't like to wear a hat_ the shade. ( )A. or in B. or stand in C. and in D. and stand in 18. He was reading a magazine while

27、walking and he almost_. ( )A. knocked me down B. knocked down me C. knocked me off D. knocked off me 19. Nobody _allowed _in hospitals. ( )A. are, smoking B. are, to smoke C. is , smoking D. is , to smoke 20. Ninety percent of the textbooks_ sent to the school on time. ( )A. have B. has C. have been

28、 D. has been 21 Keep the coats away from the fire _ they wont be _. A so that, burntB such that, burnedC unless, burningD if, burned22 The students are not allowed to _ much time watching TV.A payB spendC haveD take23 Im thirsty. Could you _ me a cup of tea?A bringB takeC fetchD carry24 The solider

29、died _ First World War. A during theB in aC at theD during25 If the boss _ you are doing that youll get _ trouble. A sees, intoB see, inC will see, / D saw, to Unit 3 Computers學(xué)案語言要點(diǎn)單元要點(diǎn)預(yù)覽（旨在讓同學(xué)整體了解本單元要點(diǎn)）詞匯部分詞語辨析1. personal / private / individual2. after all/above all/at all/in all3. type / kind /so

30、rt4. deal with/do with（未調(diào)順序）詞形變化（未調(diào)順序）1.explore vt. & vi. 勘探; 探測; 探險exploration n. 勘探; 探測; 探險exploratory adj. 勘探的; 探測的; 探索的2. universe n. 宇宙; 世界universal adj. 全體的; 共同的;普遍的；宇宙的3. appear v. 出現(xiàn); 顯現(xiàn); 呈現(xiàn)appearance  n. 出現(xiàn); 顯現(xiàn); 呈現(xiàn) 外表; 外貌; 外觀重點(diǎn)單詞1. sum n. 金額; 款項(xiàng); 總數(shù); 總和2. advantage n.優(yōu)點(diǎn)；優(yōu)勢；有利條

31、件3. goal n. 球門；進(jìn)球得的分；目標(biāo)4.signal n. 信號, 手勢, 聲音, 暗號 v. 發(fā)信號; 用信號傳達(dá); 用信號與通訊 5. arise vi.（arose, arisen）出現(xiàn)； 發(fā)生重點(diǎn)詞組1. in common 共同的；共有的；共用的2. in a/one way 在某種程度上, 從某種意義上說3. watch over 看守; 監(jiān)視; 照看4. make up化妝；化裝；捏造，虛構(gòu)（故事，詩等）重點(diǎn)句子1. By the1940s工had grown as large as a room, and I wondered if I would grow larg

32、er!2. However，this reality also worried my designers重點(diǎn)語法現(xiàn)在完成時的被動語態(tài) （見語法部分） 詞語辨析 (旨在提供完形填空所需材料) 1. personal / private / individual 【解釋】personal 指屬于或關(guān)于某人或某些特定的人，以區(qū)別于其他人。private 指屬于私人所有或具有私營性質(zhì)，以區(qū)別于集體或公共的，有時含不公開的意味。individual 與集體的相對，指個別或個體的。 【練習(xí)】用上面所提供的辨析詞的適當(dāng)形式填空1). Will you do it for me as a _ favour?2

33、). If you go to a _ hospital, you must pay.3). We traveled together, but each _ bought his own ticket. 2. after all/above all/at all/in all 【解釋】after all意為“畢竟”“盡管”“到底”“究竟”；above all 意為“最重要的是”“尤其是”；at all一般用在否定句中，用以加強(qiáng)否定語氣。at all用在疑問句、條件句中，起強(qiáng)調(diào)作用，意為“真的”“確實(shí)”“竟然”等。另外，not at all用來表示“不用謝”；in all表示“總共”“總計”。

34、【練習(xí)】用上面所提供的辨析詞的適當(dāng)形式填空1). So you see，I was right _. 2). _，he wanted to succeed. 3). It will do you no harm _. 4). We visited, _, 20 universities in the US. 3. type / kind /sort【解釋】1）kind系普通用語，其含義較模糊，它所指的種類可用任何標(biāo)準(zhǔn)區(qū)分，但著重以事物的自然屬性和內(nèi)在性質(zhì)為標(biāo)準(zhǔn)來區(qū)分。2）type常和換用kind，但在表示動植物的種類,以及牌類游戲時，不能用type代替3）sort也為普通用語，比kind更口語

35、化，其概念同kind一樣很不嚴(yán)密，兩者?？苫Q， 但sort常摻雜說話人的主觀色彩，帶有輕蔑與貶低的含義。如：We talked of all sorts of subjects.我們談了各種話題。These sorts of people are ready to eat anywhere.這種人總是走到哪里吃到哪里。【練習(xí)】用上面所提供的辨析詞的適當(dāng)形式填空1). Hes quite a pleasant _, really.2). All _ of difficulties have to be overcome.3). Ill never do this _ of thing.4）Th

36、ere are different _ of animals in Shanghai Wild Animal Park.4.deal with/do with【解釋】deal with和do with二者可譯為“處理”，但在特殊疑問句中, do with與what配合使用，而deal with與how配合使用。【練習(xí)】用上面所提供的辨析詞的適當(dāng)形式填空1). How would you _ an armed burglar?2). What have you _ my umbrella? 詞性變化 （旨在提供語法填空所需材料）1.explore vt. & vi. 勘探; 探測; 探險

37、exploration n. 勘探; 探測; 探險exploratory adj. 勘探的; 探測的; 探索的2. universe n. 宇宙; 世界universal adj. 全體的; 共同的;普遍的；宇宙的3. appear v. 出現(xiàn); 顯現(xiàn); 呈現(xiàn)appearance  n. 出現(xiàn); 顯現(xiàn); 呈現(xiàn) 外表; 外貌; 外觀【練習(xí)】用括號內(nèi)所提供詞的適當(dāng)形式填空1) Well take a voyage of _. (explore)2) Columbus discovered America but did not _ the new continent. (exp

38、lore)3） Theyre making _ medical tests. (explore)4） Television provides _ entertainment. (universe)5） There are lots of stars in the _. (universe)6） Don't judge by _ can be misleading. (appear)7) He promised to be here at four o'clock but didn't _ until six. (appear) 重點(diǎn)詞匯 （旨在提供綜合運(yùn)用所需材料）1.

39、 sum n. 金額; 款項(xiàng); 總數(shù); 總和典例1). He was fined the sum of 200. 他被處以200英鎊罰金。2). The sum of 5 and 3 is 8. 5加3的和是8。重點(diǎn)用法in sum簡言之; 總而言之sum sb/sth up形成對某人某事物的看法 練習(xí) 中譯英1). 總之, 計劃告吹了。_2). 我認(rèn)為她是個很能干的經(jīng)理。2. advantage n.優(yōu)點(diǎn)；優(yōu)勢；有利條件典例 1). He has the advantage of a steady job. 他有工作穩(wěn)定的有利條件。2). They took full advantage o

40、f the hotel's facilities. 他們充分利用旅館的設(shè)備。重點(diǎn)用法take advantage of 對加以利用；欺騙to sb.s advantage 對某人有利have /get/win an advantage over （of）勝過；優(yōu)于練習(xí) 中譯英1).協(xié)議對我們有利。_2).她利用了我的慷慨。_3. goal n. 球門；進(jìn)球得的分；目標(biāo)典例 1). He headed the ball into an open goal. 他乘虛把球頂入球門2). We won by three goals to one 以三比一獲勝。3). Youd better s

41、et a goal before you start. 開始前最好設(shè)定一個目標(biāo)。重點(diǎn)用法score/kick a goal 得踢進(jìn)一球得一分keep goal守球門life goal/ ones goal in life生活目標(biāo)achieve / realize ones goal實(shí)現(xiàn)目標(biāo)練習(xí) 中譯英1).他已經(jīng)實(shí)現(xiàn)了他的目標(biāo)。_2).我的人生目標(biāo)是幫助他人。_4. signal n. 信號, 手勢, 聲音, 暗號 v. 發(fā)信號; 用信號傳達(dá); 用信號與通訊典例 1). A red light is usually a signal for/of danger. 紅燈通常是危險的信號。2).

42、He signaled (to) the waiter to bring the menu. 他示意要服務(wù)員把菜單拿來。 重點(diǎn)用法signal to sb/sth for sth 用信號傳達(dá)（某信息）; 用信號與（某人）通訊signal with用發(fā)信號練習(xí) 中譯英1).鐵路紅燈亮了, 所以火車停下了。_2).他用紅旗發(fā)信號。_5. arise vi.（arose, arisen）出現(xiàn)； 發(fā)生典例 1). A new difficulty has arisen.出現(xiàn)了新的困難。2). Accidents arise from carelessness.疏忽大意往往會引起事故的發(fā)生。重點(diǎn)用法ar

43、ise from /out of由引起；由產(chǎn)生練習(xí) 中譯英1). 夜間起風(fēng)暴了。_2). 由于缺乏交流而產(chǎn)生了問題。_ 重點(diǎn)詞組 （旨在提供綜合運(yùn)用所需材料）1. in common 共同的；共有的；共用的典例I have nothing in common with Jane. 我和簡毫無共同之處。短語歸納have nothing in common 無共同之處 have little in common 幾乎無共同之處have something in common 有一些共同之處 have a lot in common 有許多共同之處練習(xí) 中譯英1). 這個詞常用嗎?_2). 她已和許

44、多人一起申請參加訓(xùn)練。_2. in a/one way 在某種程度上, 從某種意義上說典例 1). In a way, his English has improved. 從某種程度上來說, 他的英語有進(jìn)步。2). She's been through a bad patch recently. 她最近經(jīng)歷了一段困難時期。短語歸納in the way 造成阻礙 on the/ones way (to) 在(去)的路上by the way 順便提一下 in no way 決不all the way 自始自終;完全地in this way 用這種方法與in a way同義的詞組有in on

45、e way 和in some ways。練習(xí) 中譯英1). 從某種程度上說, 我很喜歡這本新教材。 _2). 看來你的自行車擋著道了。_3. watch over 看守; 監(jiān)視; 照看典例 1). Could you watch (over) my clothes while I have a swim? 我游泳時你看著我的衣物行嗎?2). He felt that God was watching over him. 他感覺到上帝保佑著他. 短語歸納watch out (for) 當(dāng)心; 注意watch for sb./sth. 觀察等待keep a watch on 監(jiān)視 under th

46、e close watch 在嚴(yán)密的監(jiān)視下練習(xí) 中譯英1). 他們等待著進(jìn)一步的發(fā)展。_2). 小心! 汽車來了。_4. make up化妝；化裝；捏造，虛構(gòu)（故事，詩等）典例1). She spent an hour making (herself) up before the party. 她在聚會前化妝用了一個小時。2). Stop making things up! 不要胡編了!短語歸納make up for補(bǔ)償be made up of = consist of由組成make for有利于，有助于；走向；沖向make it及時趕到，辦成功make it up和解；講和make known使知曉；傳達(dá)make out理解；懂得；辨認(rèn)出練習(xí) 中譯英1).社會是由能力迥異的人組成的。_2).她總是濃妝艷抹的。_ 重點(diǎn)句子 （旨在提供句子結(jié)構(gòu)等所需材料）1. By the1940s工had grown as large as a room, and I wo