新概念英语第二册21课ppt课件.pptx

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1、Mad or not?,Answer questions,1.How does the writer feel about aeroplanes? 2.What has made most of his neighbours leave their homes? 3.Why does people think the writer is mad?,The writer feels very upset/annoyed about aeroplanes.,A large sum of money made them leave.,The writer has been offered a lar

2、ge sum of money to leave but he refused to.,Key words,mad adj. 发疯be mad/crazy about:为而疯狂be mad at sbeg:Dont be mad at him. 别怪他（不关他的事）。go+adj:变得go mad/crazy/insane/bananas,sum n.量大量：a great many/a great number of+可数名词复数a sum of:一笔a large sum of:大量的，喜欢跟钱连用a large sum of moneya large amount of:许多plenty

3、 of（注意：前面没有a）足够的,sum名词 n. C1.总数,总和,总计She paid the sum of $200 for dresses. 她买衣服总共花了二百元钱。 2.金额;一笔(+of)He earned a large sum of money. 他赚了一大笔钱。 3.算术题;运算The boy is good at doing a sum in his head. 这男孩善于心算。,及物动词 vt. sum up 总结;概括;概述The story may be summed up in one sentence. 该故事可以用一句话来概括。,determined adj.

4、 determined adj. 坚定的，下决心的I am determined to stay here.我决定留在这儿。 be determined to do sth. 决心做某事 v.determine on (doing) sth 决定 = v.determine upon (doing) sth 决定determine sb. against sth. 使 某人决定不做某事 determine sb. to do sth. 使某人决定做某事,decide和determine 之间的区别：都有“决定”的意思。 decide 指“经过询问、研讨和考虑之后, 在几种可能的选择之中作出决定

5、”,decide 最为普通：e.g. She decided to leave here on Sunday instead of Monday. 她决定星期日而不是星期一离开这里。,determine指“决心做某一件事而不动摇”, 常涉及范围比较狭小的问题： 如: We have determined to get the work done ahead of schedule. 我们已经决定要提前完成这项工作。,decided 常与to, that, on, about用，表示决心；决定 ； to decide where to go 决心去哪儿而与between, for, angain

6、st, in favor of, that连用，表示判断，判决 The judge will decide the case tomorrow. 法官将于明天对案子进行判决。,reason ri:zn n.原因，理由for this reason:由于这个原因For what reason? 是为了什麽原因？bring sb. to reason 使某人讲理,Text,Aeroplanes are slowly driving me mad.,drive sb mad:逼某人发疯例：Sometimes its enough to drive you mad if you are stuck i

7、n a traffic jam during the rush hour. 有时在交通高峰期被困足以使人发疯 The noise outside is driving me mad.,I live near an airport and passing planes can be heard night and day.,1、passing planes：现在分词做定语 sleeping baby: waiting car:2、day and night: 日日夜夜例句：I will sit by her bedside day and night. 我会日夜守在她的床边。,The airpo

8、rt was built years ago,but for some reason it could not be used then.,for some reason:由于某种原因some+可数名词单数：某一 some booksome+可数名词复数：一些 some bookssome+不可数名词：一些 some water例句：He was late for school for some reason. 由于某种原因，他上学迟到了！He didnt tell me the answer for some reason. 由于某种原因，他没有告诉我答案!,Last year,howeve

9、r,it came into use.,come into use:投入使用come into:进入得到、获得财富,1. They put this method into use.2. This method comes into us.3. This method is put into use.,Over a hundred people must have been driven away from their homes by the noise.,must have +过去分词 对过去事情的推测你昨晚一定梦游了。You must have sleepwalked last nigh

10、t.他一定一条鱼都没捕到。He must have caught nothing.home:家，强调有感情；house仅仅指房子,Sometimes I think this house will be knocked down by a passing plane.,不及物动词 vi. 1.相撞,碰击(+against)His legs knocked against the chair. 他的两条腿撞到了椅子。 2.敲,击,打(+on/at)He knocked at the door and entered. 他敲了敲门便走进去了。,及物动词 vt. 1.敲,击,打The falling

11、 bottle knocked him on the head. 跌落的瓶子砸在他的头上。 2.击(撞)成.The blow knocked her senseless. 那一击把她打昏了。,knock your socks off 令人兴奋不已的好事 I tell you that movie I saw last night is fantastic, the best Ive seen in years. Go see it - I guarantee itll knock your socks off! 告诉你我昨晚看的那电影棒极了。我有好几年没看过这样精彩的片子。你得去看，保证会让你

12、激动万分。,I have been offered a large sum of money to go away,but I am determined to stay here.,及物动词 vt. 1.给予,提供;拿出,出示He offered me a glass of wine. 他端给我一杯酒。 2.愿意;试图(做某事);提议They offered to help me. 他们表示愿意帮助我。,动词语态英语动词有两种语态主动语态：主语是动作的执行者被动语态：主语是动作的承受者Many people speak English.(主动语态)English is spoken by m

13、any people.(被动语态),Read the following sentences1.It is called a stamp.2.What is it made of?3.Which language is spoken by the largest number of people in the world.4.English is used very widely as a foreign language,5.Silk is produced in Suzhou.6.Where are bananas grown?,Complete the sentences,Silk, p

14、roduce, in Hangzhou.Cars, make, in Tianjin. tea, grow, in Fujian.English, speak, in Australia.Glass, produce, in Germany.Ships, make , in Japan.,被动语态构成,主语+be动词+及物动词的过去分词 （ be + P.P.),by many students.,1.Many students study English.,English,is studied,2.They make shoes in that factory.,Shoes,are made

15、,by them,in that factory.,1.一般现在时的被动语态结构：,is/are/are+过去分词,They play football on Sunday.Lucy does the homework in the evening.They often use computers in class.We make these machines in Beijing.,Football is played by them on Sunday.,The homework is done by Lucy in the evening.,Computers are often use

16、d by them in class.,These machines are made in Beijing.,1. They bought a computer last term,by them last term.,2.一般过去时的被动语态结构：,was/were +过去分词,last year.,2.We planted many trees last year.,Many trees,were planted,A computer,was bought,They built the tall building last year. He took good care of his l

17、ittle brother yesterday. We cleaned our classroom just now. They used the rooms for resting.,The tall building was built by them last year.,His little brother was taken good care of by him yesterday.,Our classroom was cleaned by us just now.,The rooms were used for resting by them.,3.一般将来时的被动语态结构：,b

18、e going to be/will be+过去分词,1.They will finish the work in ten days.,by them in ten days.,The work,will be finished,2.Tom is going to clean the room tomorrow.,The room,is going to be cleaned,by Tom tomorrow.,We will held a sports meeting next week.Children will take some photos in the schoolyard tomo

19、rrow.The headmaster is going to give a talk this afternoon.,A sports meeting will be held by us next week.,Some photos will be taken by children in the school tomorrow.,A talk is going to be given by the headmaster this afternoon.,4.含有情态动词的被动语态结构：,can/may/must/should + be+过去分词,1.Amy can take good ca

20、re of Gina ,by Amy.,Gina,can be taken good care of,2.You should drink more water.,More water,should be drunk,by you.,1.He can take care of the baby.2.Lucy may draw the pictures.3.You must turn off the lights.4.They should learn English well.,The baby can be taken care of by him.,The picture may be d

21、rawn by Lucy.,The lights must be turned off by you.,English should be learned well by them.,5.现在进行时的被动语态的结构,is / am / are + being 过去分词,1.Some workers are painting the rooms now,by some workers now.,The rooms,are being painted,2.He is watching TV.,TV,is being watched,by him.,6.现在完成时的被动语态的结构,have / ha

22、s been 过去分词,1.We have made a key,by us.,A key,has been made,2.We have finished our compositions.,Our compositions,have been finished,by us.,被动语态的几种类型,1.带双宾语句子的被动语态.一般把间接宾语变为被动语态的主语，则另一个不动。如把直接宾语变为被动语态的主语则需在间宾前加 for 或 to,如：1.He gave me a book. I was given a book by him. A book was given to me by Tom.

23、 2. I bought him a book. He was bought a book by me. A book was buoght for him by me.,They take good care of my child. I turned off the radio.,2.含有短语的主动语态变被动语态,My child is taken good care of .,The radio was turned off (by me).,即hear , watch , see , make , let ,这些词在变被动句时必须加to.,1.I saw him play basket

24、ball last Sunday.,He,was seen,to play basketball last Sunday.,2.The boss makes him work for 10 hours.,He,is made,to work for 10 hours.,3.在主动语态中省去to 在变为被动语态时应补出来,1） look . smell . sound . feel . taste 等作连系动词用时 ，主动形式表被动意义。,Eg. 棉花摸起来很柔软。,Cotton feels soft.,这老妇人看起来焦急。,The old woman looks worried .,4.主动结

25、构表被动含义,Eg This pen writes well. 这笔很好用。,这书很畅销,This book sells well.,3) 动词 need ,want , require （需要）等接动名词作宾语构成主动结构表被动含义,Eg 他 的鞋需要修理。,His shoes needed mending .,2) write . read . sell wash open . lock 等常和表示行为方式的状语连用表达效果和程度时 常用主动表被动。,填空（完成被动语态填空） 1. They often clean their classroom after school . （改为被动语

26、态） Their classroom _ often _ by them after school. 2. Li Lei gave Tom a new pen last week . （同上） A new pen _ _ _ Tom last week .,is,cleaned,was given by,Practice,can be spoken,has been learned,will be read,3. A lot of people in China can speak English now . （同上） English _ _ _ by a lot of people in C

27、hina now. 4. I have learned English for about two years. （同上） English _ _ _ for about two years. 5. They will read these story-books next month. （同上） These story-books _ _ _ next month.,5. Do you like the skirt ? It _ soft. A. is feeling B. felt C. feels D. is felt6. Are you still here ? You were he

28、re an hour ago . Who _ for ? A. are you waiting B. did you wait C. were you waiting D. do you wait,7. _ to know Professor Zhang. A. He said B. I said C. He is said D. It says 8. I want to sit at the table near the window. Sorry , _ already. A. it took B. it takes C. it is taking D. it has been taken

29、,9. The letter _ three days ago and it_ yesterday. A. had post , had arrived B. was posted , arrivedC. posted , arrived D. had been posted , was arrived10. He told me that the final examination _ next Thursday. A. is given B. will be given C. would have given D. would be given,11. Water _ into ice.

30、A. will changed B. must be changed C. should change D. can be changed12. The birds _ fly away last Saturday. A. let to B. is let to C. was let D. were let to,13. A strange sound _ yesterday evening. A. was heard B. hears C. heard D. is heard 14. A beautiful bike _ him by his classmates. A. sent to B

31、. will sent to C. was sent to D. will be sent for,15. Miss Chen _ just _ to speak at the meeting. A. has been asked B. has been asked C. Have been asked D. have been asked16. Meat _ out in this shop . We can _ now. A. have been sold , get nothing B. has been sold , get nothing C. has been sold , get

32、 some D. have been sold , get some,17. The new play _ in theatre now . Why dont you go in and see it ? A. is being shown B. is showing C. is shown D. shows18. Can you tell _ ? A. when did it happen B. when was it happened C. when it happened D. when it was happened,19. _ the job _ by Lucy or by John

33、 ? A. Has finished B. Has being finished C. Is finish D. Has been finished,1.Our school _in 2002.(开办)2.The young trees must_ _ _ well. (照顾)3. _ this building_(建成)last year?4.The book _ _(写)by him last year.5. The bridge _ _(不建造)in1989.6.The 29th Olympic Games will_ _(举行) in UK in 2012.,was opened,be

34、 looked after,Was,built,was written,wasnt built,be held,完成下列句子：,Plastic bags are piled in streets.,Plastic bags will be piled in streets.,Plastic bags were piled in streets.,Plastic bags are being piled in streets.,Plastic bags were being piled in streets.,Plastic bags have been piled in streets.,Pl

35、astic bags had been piled in streets.,Plastic bags should be piled in streets.,1 The silence of the library _only by the sound of pages being turned over . A has been broken B breaks C broke D was broken Sarah ,hurry up ,I m afraid you wont have time to _before the party . A get changed B get change

36、 C get changing D get to change,3 Rain forests _ and burned at such a speed that they will disappear from the earth in the near future . A cut B are cut C are being cut D had been cut 4 I need one more stamp before my collection _. A has completed B completes C has been completed D is completed,5 Al

37、l the preparations for the task _, and we are ready to start . A completed B had been completed C have been completed D complete 6 Hundreds of jobs _if the factory closes. A lost B will be lost C are lost D will lose,7 He told us to keep a secret of the things _. A discussing B to discuss C being di

38、scussed D having discussed 8 The mayor of Beijing says that all construction work for the Beijing Olympics _by 2006 . A has been completed B has completed C will have been completed D will have completed,9 When first _ to the market ,these products enjoyed great success . A introducing B introduced

39、C introduce D being introduced 10 More patients _in hospital this year than last year . A treated B have treated C had been treated D have been treated,11 The new books are of great use . They _well and _already . A sell / have been sold out B sold / had sold out C sell / sell out D sold / have sold

40、 out 12 There are pairs _ ,but Im at a loss which to buy . A to be chosen B to choose from C chosen D for choosing,13 Many foreigners think that Chinese is too difficult _. A to learn B learning C to be learned D learned14 The child need _to school and _.A to go / to educate B going / to educate C to go / educating D going / educating 15 -Do you like the material ?- Yes .it _ very soft . A is feeling B is felt C felt D feels,