一、单选题（共50 道试题，共100 分。

）1. I'm afraid I can't finish the work _____B_______to help me.A. unless you will comeB. unless you comeC. until you will comeD. until you shall come满分：2 分2. He _____D_______ not to leave waste paper in public places any more.A. warnsB. warnedC. is warnedD. was warned满分：2 分3. If you______C______quiet, I'll tell you what happened.A. beB. are to beC. areD. will be满分：2 分4. I'd rather have a room of my own, however small it is, than_______C_____a room with someone else.A. to shareB. to have sharedC. shareD. sharing满分：2 分5. An army spokesman stressed that all the soldiers had been ordered_____A_______clear warnings before firing any shots.A. to issueB. being issuedC. to have issuedD. to be issued满分：2 分6. One____A________if one breaks the law.A. will be punishedB. will punishC. is being punishedD. has been punished满分：2 分7. Her application for the position _____A_______ by the boss.A. was refusedB. was refusingC. refusedD. is refusing满分：2 分8. The teacher asked us ______D______ so much noise.A. don't makeB. not makeC. not makingD. not to make满分：2 分9. He said that he _____A_______to the United States.A. had never beenB. had never goneC. was neverD. has never been满分：2 分10. The bank is reported in the local newspaper____B________ in broad daylight yesterday.A. robbedB. to have been robbedC. being robbedD. having been robbed满分：2 分11. My classmate_____B _______a lot of good deeds for others.A. has been doneB. didC. was doingD. had done满分：2 分12. Will you lend him a magazine ____C________?A. to be readB. for readingC. to readD. he read满分：2 分13. I don't know whether you happen_____D_______, but I am going to study in the U.S.A this September.A. to be heardB. to be hearingC. to hearD. to have heard满分：2 分14. David ______D ______himself while he ______ ______the machine.A. hurted... was fixingB. hurts... is fixingC. hurt... fixedD. hurt ... was fixing满分：2 分15. Jack____D________ in the street when I______D______on him.A. walked... calledB. was walking ... was callingC. walked ... was callingD. was walking...called满分：2 分16. I remember_____C_______him_____C_______the bike needed_____C_______.A. hearing ... saying ... to repairB. to hear ... say ... to repairC. hearing ... say ... repairingD. to hear ... saying ... to be repaired满分：2 分17. He ______D______the Communist Party____________2002.A. has joined, inB. has joined, sinceC. joined, onD. joined, in满分：2 分18. The purpose of new technology is to make life easier,____C________it more difficult.A. not makingB. not makeC. not to makeD. nor to make满分：2 分19. I am sorry____C________ written you a letter at the time.A. to have notB. to not haveC. not to haveD. not having满分：2 分20. Such problems ____D________ as soon as possible.A. have solvedB. have been solvingC. have to solveD. have to be solved满分：2 分21. That factory ____C________ nearly 50 years ago.A. has been builtB. had builtC. was builtD. has built满分：2 分22. The news reporters hurried to the airport, only____B________the film stars had left.A. to tellB. to be toldC. tellingD. told满分：2 分23. John does a lot of housework every evening, but now he ___B_________his schoolmates with their lessons.A. helpB. is helpingC. helpsD. has helped满分：2 分24. Robert is said to_____A_______abroad, but I don't know what country he studied in.A. to have studiedB. to studyC. to be studyingD. to have been studying满分：2 分25. If you study hard, you____D________the examination.A. has passedB. are passingC. have passedD. will pass满分：2 分26. Come and sit down by the fire. Your hand___C_________.A. feel so coldlyB. is feeling so coldC. feels so coldD. is felt so cold满分：2 分27. There's a man at the reception desk who seems very angry and I think he means______B______trouble.A. makingB. to makeC. to have madeD. having made满分：2 分28. The event _____B_______ at the time last year.A. happensB. happenedC. is happenedD. was happened满分：2 分29. Middle school boys____C________not to smoke.A. always tellB. are told alwaysC. are always toldD. is always told满分：2 分30. Various programs______B______on TV. World news____________best received.A. will show, areB. are shown, isC. are showing, isD. have shown, are满分：2 分31. By the end of 2020 China ____D________much stronger and richer.A. will becomeB. would becomeC. is becomingD. will have become满分：2 分32. The song ______A______by children.A. is often sungB. was often sungC. singsD. has often sung满分：2 分33. You were silly not _____B_______your car.A. to lockB. to have lockedC. lockingD. having locked满分：2 分34. I’m going to Xi'an next week. Have you anything ____B________to your parents?A. to takeB. to be takenC. to be bought toD. to buy满分：2 分35. As a result of my laziness, I failed______B______my work in time.A. and finishedB. to finishC. and finishingD. to finished满分：2 分36. It is a problem that doesn't need______B______right now.A. to solveB. solvingC. being solvedD. to be solving满分：2 分37. Helen had to shout_____D_______above the sound of the music.A. making herself hearB. to make herself hearC. making herself heardD. to make herself heard满分：2 分38. Kate said that __A__________.A. she had finished writing the composition the night beforeB. she had finished writing the composition last dayC. I finished writing the composition on the last nightD. she finished writing the composition before the night满分：2 分39. We all believe that computer_____D_______ smaller and smaller in the coming years.A. can be becomeB. will be gotC. will be changedD. can turn满分：2 分40. — You should have thanked her before you left.— I meant______B______, but when I was leaving I couldn't find her anywhere.A. to doB. toC. doingD. doing so满分：2 分41. He could do nothing but______A______for the bus_____A_______.A. wait ... to comeB. wait ... comeC. waiting ... comingD. waited ... came满分：2 分42. I can't find my dictionary.I wonder whether Mary______B______it now.A. haveB. hasC. is havingD. had满分：2 分43. The meeting ___A_________next week is sure to be a great success.A. to take placeB. to be taken placeC. to have taken placeD. being taken place满分：2 分44. Don't worry. Everything will_____A_______in time.A. be finishedB. finishC. finishedD. be finishing满分：2 分45. It ____A________ whether he will go on with his study at the university.A. hasn't been decidedB. isn't decidedC. hasn't decidedD. doesn't decide满分：2 分46. This company was the first_____B_______portable radios as well as cassette tape recorders in the world.A. producingB. to produceC. having producedD. produced满分：2 分47. "I'm sorry to have kept you waiting." "Oh, not at all. I _____A_______here only a few minutes."A. have beenB. had beenC. wasD. will满分：2 分48. "Did you enjoy last night's concert?""Yes. Though the last piece____A________rather poorly. "A. was playedB. playedC. was playingD. playing满分：2 分49. We can go when the ground_____B_______.A. is dryingB. has driedC. driedD. dry满分：2 分50. A number of paintings in the castle are believed_____D_______in a fire.A. being destroyedB. having been destroyedC. to be destroyedD. to have been destroyed满分：2 分。