大学英语语法专项练习题及答案 一、时 态 1. By the end of April Peter here for three months. A. will have stayed B. will stay C. stays D. has stayed 2. Im awfully sorry, but I had no alternative. I simply _ what I did. A. ought to have done B. have to do C. had to do D. must do 3. We _our breakfast when an old man came to the door. A. just have had B. have just had C. just had D. had just had 4. Ever since the family moved to the suburbs last year, they_ better health. A. could have enjoyed B. had enjoyed C. have been enjoying D. are enjoying 5. I bought a new house last year, but I _my old house yet, so at the moment I have two houses. A. did not sell B. have not sold C. had not sold D. do not sell 6. I decided to go to the library as soon as I _. A. finish what I did B. finished what I did C. would finish what I was doing D. finished what I was doing 7. He _when the bus came to a sudden stop. A. was almost hurt B. was hurt himself C. was to hurt himself D. was hurting himself 8. I suppose that when I come back in ten years time all those old houses _down. A. will have been pulled B. will have pulled C. will be pulling D. will be pulled 9. Bobs leg got hurt _the Purple Mountains. A. while he is climbing up B. while we were climbing up C. while we climbed up D. while he climbed up 10. Pick me up at 8 oclock. I _ my bath by then. A. may have B. will be having C. can have had D. will have had 11. If you smoke in a non-smoking section people_. A. will object B. objected C. must object D. have objected 12. By the end of this month, we surely _ a satisfactory solution to the problem A. have found B. will be finding C. are finding D. will have found 13. We _to start our own business, but we never had enough money. A. have hope B. hope C. had hoped D. should hope 14. The gray building is where the workers live, and the white one is where the spare parts_ A. are producing B. are produced C. produced D. being produced 15. While people may refer to television for up-to-the-minute news, it is unlikely that television _the newspaper completely. A. will replace B. have replaced C. replace D. replaced 16. Its reported that by the end of this month the output of cement in the factory _by about 10%. A. will have risen B. has risen C. will be rising D. has been rising 17. Until then, his family_ from him for six months. A. didnt hear B. hasnt been hearing C. hasnt heard D. hadnt heard 18. The conference_ a full week by the time it ends. A. must have lasted B. will have lasted C. would last D. has lasted 19. Great as Newton was, many of his ideas _today and are being modified by the work of scientists of our time. A. are to challenge B. may be challenged C. have been challenged D. are challenged 20. It seems oil _ from this pipe for some time. Well have to take the machine apart to put it right. A. had leaked B. is leaking C. leaked D. has been leaking 21. Once environmental damage _, it takes many years for the system to recover. A. has done B. is to do C. does D. is done 22. It was very kind of you to do the washing-up, but you _it. A. didnt have to do B. wouldnt have done C. mightnt have done D. mustnt have done 23. He came back late, _ which time all the guests had already left. A. after B. by C. at D. During 24. She ought to stop work; she has a headache because she _ too long A. has been reading B. had read C. is reading D. read 25. The growth of part-time and flexible working patterns, and of training and retraining schemes, _ more women to take advantage of employment opportunities. A. have allowed B. allow C. allowing D. allows 26. You should have put the milk in the icebox; I expect it _undrinkable by now. A. became B. had become C. has become D. becomes 27. America will never again have as a nation the spirit of adventure as it _before the West was settled. A. could B. would C. was D. did 28. There was a knock at the door. It was the second time someone _me that evening. A. had interrupted B. would have interr