2015年MPA考试辅导英语讲义难点精析(17)

　　20. By the time he arrives in Beijing, we ______ here for two days.

　　A. have stayed B. shall stay

　　C. have been staying D. will have stayed

　　21. Jack wishes that he ______ business instead of history when he was in university.

　　A. had studied B. study

　　C. had been studying D. studied

　　22. All the tasks ______ ahead of time, they decided to go on holiday for a week.

　　A. been fulfilled B. were fulfilled

　　C. having been fulfilled D. had been fulfilled

　　23. By the time you get to New York, I ______ for London.

　　A. would be leaving B. am leaving

　　C. have already left D. shall have left

　　24. Such crimes may be so complex that months or years go by before anyone ______ them.

　　A. discovered B. will discover C. would have discovered D. discovers

　　25. By the end of next year, they ______ three modern hotels there.

　　A. will build B. will be building

　　C. will have been built D. will have built

　　26. Mr. Jones told me the other day that the Board of Directors _____ to put Peter in charge of the work.

　　A. decided B. has decided

　　C. have decided D. had decided

　　27. John' s score on the test is the highest in the group; he _____ last night.

　　A. should have studied B. must have studied

　　C. has studied D. should study

　　28. He's only got one shirt because all the rest _____ being washed.

　　A. is to be B. is C. will be D. are

　　29. He _____ with Smith at least four times in the past three years.

　　A. has been seen to meet B. was seen to meet

　　C. had been seen meeting D. is seen meeting

　　30. They fulfilled the plan much earlier than they _____.

　　A. have expected B. are expected

　　C. were expected D. had expected