语法专题动词todo不定式

1、happy since theybelieve, claim,hesitate,hope,prepare, refuse,动词不定式动词不定式在语法功能上可作主语、宾语、表语、定语和状语。 不定式作以下成分：I作主语1. To see is to believe.2. Te get con tact with his family in Taiwa n made him extremely separated more tha n 40 years ago3. To finish that task in such a short time is really a challenge(1) 由

2、it作形式主语，而将不定式放到后面。如：It is really a challenge to finish that task in such a short time.(2) lts for sto do.和 Its of sb to do.n作宾语(1) Vt.+to do:只能跟动词不定式的动词 ：afford agree, aim, appear; ask, decide, demanc, desire, determine, expect, fail, happen, intend, lear n, long, manage offer, prete nd, promise, se

3、ek, wan t, wish,She prete nded to be readi ng whe n her mother came in.(2) 疑问代(副)词+to do：He does n ot know whe n to start.(3) 6123 结构She considers it necessary to make friends with him.m做表语（1）放在 be 动词后面，形成表语。例如 :To see is to believe.（ 2）主语是以 ambition，duty，hope， idea，job， plan，problem， purpose，thing，

4、 wish 等名词为中心的短语 ,不定式表语对主语起补充说明作用：His ambition is to study abroad in the near future（3）主语是一个由 what 引导的从句时， 用作表语的不定式说明 what 的具体内容What I want is to go to the park tomorrow.iv作定语不定式作定语相当于一个定语从句，它修饰以下几类名词：由动词转化而来的名词 attempt ， claim ， decision ， plan ， promise ， intention ， need ， resolution ，tendency ， w

5、ish ， failure ， threat ,Another attempt to climb the mountain will be made next month.In his speech he expressed his determination to achieve the goal.修饰抽象名词： ability，reason ，right ，time ，chance ，way，anxiety ，patience ， willingness ， ambition ，effortThe ability to lead a team is more and more import

6、ant.修饰代词 something ， anything ， everything ， nothing. 不定式做后置定语。Do you have anything to send?Do you have anything to be sent?序数词或最高级 only ， last ， next ，后常用不定式作定语。Jim is the only student to answer the question correctly in his class.You are the last to undertake the blood test.(5)表“将来实现”The meeti ng

7、to take place is very importa nt for the compa ny.V作状语(1) 目 的to do , only to do (仅仅为了) , in order to do, so as to do,so as to， eno ugh to tootoI come here only to say good-bye to you. 我来仅仅是向你告别。(2) 结果，表示没有预料到的或事与愿违的结果He hurried to school only to find it was Sun day.(3) 原因She wept to see the sight.不带

8、to的不定式：(1) 感官动词，使役动词 have, let， make1ofte n heard him say that he would study hard2.I must have him see his own mistakes但是，当这类结构转换为被动语态时,(2) had bette，would rather，may/might as wel, rather than, can not but She could not but criticize his foolish behaviour.(3) 在 but, except后，有“ do” 无“ too”1. He will

9、 do anything except work on the farm.2.I had no choice but to wait till it stopped raining.(4) “不得不”:can not help but，can not choose bu，t can not butdo nothing but， have nothing to do butI can not but admire his courage.（ 5） why notWhy not ask your teacher when you dont understand the meaning?不定式的时态

10、语态:时态主动被动一般式To doTo be done完成式To have doneTo have bee n done进行式To be doing完成进行式To have bee n doingI.She feels relaxed to have finished writing her thesis before the deadline2. The Vikings are believed to have discovered America3. Whe n you called me last ni ght, I happe ned to be work ing on the com

11、puter4. The snow was supposed to have bee n blow n off the mountain总结有关 to do 的句式一、 It takes sb. some time （money）to do sth.二. It s time to dtho. s. 主语 be（ not）+adj.+enough to do sth.I m tall enough to reach the top of the tree.四 . sb. +be ready + to do sth.He is always ready to help others.五 . It s

12、 +adj. + for / of sb. to do sth.It s dangerous for childrteonplay football in the street.It s very kind of you to help me.六. 主 +would like /love to do sth. 喜欢（想做某事）七. had better do sth.（最好做）It s very cold outside, youd better put on your coat.Youd better not speak when youmrouth is full of food.八. W

13、hy don t youV+=Why notVThis book is a bit hard, why not read something easier?It s warm here, why don t you take off your coat?九. prefer to do rather than do 十. It s one s turn to do sth.卜一.主语+ be+形容词+ to do sth不定式专项练习1. This company was the first portable radios as well as cassette tape recorders i

14、nthe world.A. producing B. to produce C. having produced D. produced2. The purpose of new technology is to make life easier, it more difficult.A .not making B. not make C .not to make D. nor to make3. Helen had to shout above the sound of the music .A .making herself hear B. to make herself hearC. m

15、aking herself heard D .to make herself heard4. I don t know whether you happen ,but I am going to study in the U.S.A thisSeptember.A .to be heard. B. to be bearing C .to hear D .to have heard5. The news reporters hurried to the airport, only _the film stars had left.A .to tell B .to be told C .telli

16、ng D .told6. You were silly not _your car.A. to lock B. to have locked C. locking D. having locked7. The teacher asked us _so much noise.A .don t makeB. not make C. not making D .not to make8. An army spokesman stressed that all the soldiers had been ordered clearwarnings before firing any shots.A .

17、to issue B. being issued C. to have issued D. to be issued9. I d rather have a room of my own, however small it is, than a room with someone else.A. to shareB. to have sharedC. shareD. sharing10. The bank is reported in the local newspaper in broad daylight yesterday.A. robbed B. to have been robbed

18、 C. being robbed D. having been robbed11. A number of paintings in the castle are believed in a fire.A. being destroyedB. having been destroyedC. to be destroyedD. to have been destroyed12. The meeting next week is sure to be a great success.A. to take placeB. to be taken placeC. to have taken place

19、D. being taken place13. As a result of my laziness, I failed my work in time.A. and finished B. to finishC. and finishingD. to finished14. I am sorry written you a letter at the time.A. to have not B. to not have C. not to haveD. not having15. Will you lend him a magazine ?A. to be read B. for readi

20、ng C. to readD. he read16. He could do nothing but for the bus .A. wait, to comeB. wait; comeC. waiting; coming D. waited; came17 .It is a problem that doesnt need right now.A. to solveB. solvingC. being solvedD. to be solving18. There s a man at the reception desk who seems very angry and I think h

21、e means trouble.A. makingB. to makeC. to have made D. having made19. I remember him the bike needed .C. hearing, say, repairingD. to hear, saying, to be repaired20. - You should have thanked her before you left.- I meant _, but when I was leaving I couldn t find her anywhere.A. to do B. to C. doing

22、D. doing so21. Robert is said to abroad, but I dont know whadt cino.untry he studieA. to have studied B. to study B. to be studyingD. to have been studying22. I m gong to Xi an next week. Have you anything to your parents?A. to takeB. to be takenC. to be bought to D. to buy23. when are they in their

23、 plan?A. handB. handed C. to handD. give24. In such dry weather, the flowers will have to be watered if they D. will surviveA. have survived B. are to survive C. would survived25. When we hurried to the station, there happened no bus at that time.A. to have B. to be C. having D. being26. I lost my w

24、ay in complete darkness and, matters worse, it began to rain.A. made B. having made C. making D. to make27. At _ time does the salesgirl get up late in the morning, though she is always too busy a good rest.A. no, to take B. no, taking C. any, to take D. one, taking28. -Are you a student?-No, but I

25、used .A. to beB. to was C. to doD. to be aA. to enjoy, to shutB. to be enjoying, shuttingC. to be enjoying, shutD. to have enjoyed, having shut30. With a lot of difficult problems , the newly-elected president is having a hardtime.A. settled B. settling C. to settle D. being settled31. We re leaving

26、 at six o clock, and hope most of the journey by lunch timeA. to doB. to have done C. to makeD. to have made32. The study of the wild world may help to make the world easier .A. understood B. to be understood C. to understand D. understand33. Who will you get the project for us?A. designB. to design

27、C. designed D. designing34. It is said in Australia there is more land than the government know .A. it what to do withB. what to do it withC. what to do with it D. to do what with it35. We are not allowed outdoors with some other children.A. playingB. to be playing C. to play D. be playing36. Allen

28、had to call a taxi because the box was to carry all the way home.A. much too heavy B. too much heavy C. heavy too much D. too heavy much37. She feels so strongly that each of us should have a role in making the earth abetter place to live in.A. to have playedB. to play C. to be playedD. to be playin

29、g38. When I handed the report to John, he said that George was the person .A. to send B. for sending itC. to send it toD. for sending it to39. Do let your mother know all the truth, she appears _ everything.A. to tell B. to be told C. to be telling D. to have been told40. There are five pairs , but

30、I m at a loss which to buy.A. to be chosen B. to choose from C. to choose D. for choosing41. The problem is difficult for us .A. so; work outB. very too; to be worked outC. rather too, to work out D. quite too, to work it out42. -Where should I my application? -The personnel office is the place .A.

31、send; to send itB. send for; to send it toC. send for; for sending it D. send; to send it to43. I ve worked with childrbeenfore, so I know what in my new job.A. expectedB. to expect C. expects D. to be expecting44. I feel it is your husband who for the spoiled child.A. is to blame B. is going to bla

32、me C. is to be blamedD. should blame45. Can you imagine the questions I had our teacher?A. asked B. to ask C. asking D. ask46. Who did you _ the wall yesterday?A. have painted B. have paint C. have to paint D. have painting47. -What s the matter witJhohn?-He didn t pass the test but he still A. hope

33、s so B. hopes to C. hope it D. hope that48. Much attention should be paid people s living conditions.A. in improving B. to improve C. improving D. to improving49. that evening was due to his ill health.C. His failure to come D. His failure in coming50. I would love to the party last night but I had

34、to work extra hours to finish areport.A. to go B. to have goneC. goingD. having gone51. My family considers a computer, which is considered a greathelp in our work and study.A. to buy; to be B. buying; being C. to buy; being D. buying; to be52. With the plane in ten minutes, all the passengers on bo

35、ard were asked toturn off their mobile phones.A. taken offB. taking offC. to take offD. would take off53. Thank you for all the trouble you_v_e_ta_kmene.A. to help B. with to help C. in helping D. of helping54. He is believed the college exam, for he is now studying very hard now.A. to passB. to hav

36、e passed C. passD. that he can pass55. - Will you have anybody the flowers? Yes, I ll have the flowersA. plant, planted B. to plant, planted C. plant; to be planted D. to plant , plant56. They are looking forward with hope_ from you soon.A. to hearing B. of hearing C. hearing D. to hear57. Busy tran

37、slating a book, he couldn t help the article.A. write B. writing C. wrote D. written58. Zhou Lan doesn t have to be made. She always studies very hard.A. learn B. to learn C. learning D. learned59. _this cake, youll need 2 eggs, 175 g sugar, and 175 g flour.A. Having made, B, MakeC. To makeD. Making

38、60. I feel it an honour to speak here.A. to be askedB. to askC. having askedD. asked答案： 1-10 BCDDB BDACB 11-20 DABCC ABBCB 21-30 ABCBB DAACC 31-40 BCBCC ABCDB 41-50CDBAB BBDCB 51-60 DCAAA AABCA1. He is said to to his country because a new president comes into power.A. be allowed to returnB. allow to

39、 returnC. allow returning D. be allowed returning2. He spoke in such a high voice at the further end of the room.A. as to be heard B. to be heard C. as to hear D. to hear3. - Why was the official meeting called? - new officers.A. SelectB. Selecting C. To select D. To have select4. In Australia, he m

40、ade a lot of friends a using practical knowledge of theEnglish language.A. to get B. get C. getting D. got5. To play fair is as important as .A. to play well B. play well C. we play well D. playing well6. We agreed _ here but so far she hasn t turned up yet.A. having met B. eating C. to meet D. to h

41、ave met7. Rather than on a crowded bus, he always prefers a bicycle.A. ride, ride B. riding, ride C. ride, to ride D. to ride, riding8. The boy want to ride his bicycle in the street, but his mother told him .A. not toB. not to do C. not do it D. do not to9. - Do you work in the lab every afternoon?

42、 - No, but sometimes, I wish I .A. had time toB. had time to do C. have time to D. have time10.I ll do whatever I can my English.A. improve B. to improve C. improving D. to improving11. Could you tell me the way you ve thought of _ ?A. to do it B. doing it C. do it D. has to do it12. He was often li

43、stened in the next room.A. sing B. sung C. to to sing D. to singing13. Would you be shut the window?A. enough kind to B. kind enough not to C. kind enough to D. so kind enough as tot hyeolpur_c_orlid. of14. Don t take the medicine, it canA. getting B. to get C. to getting D. gets15. My grandmother s

44、eems to have a lot _ .A. worry about B. to worry C. to be worried D. to worry about16. Every minutes is made full _ of _ our lessons.A. to use, study B. use, studying C. useful, to study D. use, to study17.I would love to the party last night but I had to work extra hours to finish areport.A. to goB

45、. to have gone C. going D. having gone18. You shouldn t allow games near the classroom, for it s too noisy.A. student playing B. play C. students to play D. to play19. The waiter was made _ to the guest.A. apologize B. apologizing C. to apologize D. to be apologizing20. Whom would you rather _ the w

46、ork?A. to have to do B. to have do C. have to do D. have do21.I had meant on you, but I was so busy.A. call B. to call C. calling D. be calling22.- Do you often have someone your clothes?- Yes, I often have them .A. wash, to wash B. to wash, washed C. washed, wash D. wash, washed 23.She actually hea

47、rd about it, but he pretended_ .A. to hear not B. not hearing C. to not hear D. not to24. Pieces of bamboo or wood books between 2nd and 5th century AD.A. used to formed B. used to form C. were used to form D. used to be forming25. -Why did you move the table over there?- the new sofa?A. Share room

48、with B. To make room for C. Given room for D. Saving room for26. A middle-aged woman came to the bus stop only the bus hadgone.A. to run, finding B. running, to find C. and ran, found D. running, find27. To know what is good and are two different things.A. knowing what is wrong B. do what is rightC.

49、 to do what is rightD. doing what is right28. Smith appears a long time. He is impatient for my arrival.A. to wait B. to be waitingC. to have waited D. to have been waiting29. Our professor has just come back from aboard. He seems his trip verymuch.A. to enjoy B. to have enjoyed C. to be enjoying D.

50、 to have been enjoying30. - Why has Jack not come yet now? Anything wrong with him?- He didn t pass the test but he still .A. hopes so B. hopes that C. hopes to D. hopes it31. The houses are for the teachers and the construction work will start soon.A. built B. to be built C. to build D. being built

51、32. - Why did you come a long way round?- I was afraid near the fierce dog because I was afraid.A. of walking, to be bitten B. to walk, of being bittenC. to walk, to be bittenD. of walking, of being bitten33. He is said in the supermarket when he was doing shopping yesterday.A. to have been badly tr

52、eated B. treating badlyC. being badly treatedD. to be treated badly34. Some kids wish people wouldn kteep on how, years ago, children weremade far more respect to their elders.A. point out, showB. pointing out, showingC. pointing out, to showD. to pointing, to show35. The last person the sinking shi

53、p was the captain.A. left B. leave C. to leave D. to be leaving36. The bank is reported in the evening newspaper in board daylight yesterday.A. being robbing B. to be robbed C. having been robbed C. to have been robbed37. - Why was he fined?- He happened to several flowers in the park.A. be seen pic

54、k B. be seen picking C. be caught to pick D. catch picking38. - Do you have anything more , sir?- No, you can have a rest or do something else.A. typing B. to be typed C. typed D. to type39. Don t you think the question tomorrow is of great importance?A. being discussed B. discussed C. to be discuss

55、ed D. to discuss40. Another man- made earth satellite is reported in Beijing Evening News intoorbit yesterday.A. to have been put B. to be put C. to have put D. having been put41. - I m terribly sorry, but I seem a hole in the rug.- Oh, that s alhl tr.igA. burn B. to burn C. to have burnt D. to be t

56、urning42. It is impossible for anyone these photographs before, because Mr. Newmanhad them developed today.A. having seen B. to have seen C. to see D. seeing43. If the work by the end of this month is delayed, the construction companywill be fined.A. is completed B. to be completed C. has been completed D. being completed44. I would love to the cinem