22. They ____ on the program for almost one week before I joined them, and now we ___ it as no good results have come out so far.

A. had been working; are still working　　　　 　　　　　　　　　 B. had worked; were still working　

C. have been working; have worked　　　　　 　　　　　　　　　 D. have worked; are still working

21. ---- Don’t you think it necessary that he ____ to Miami but to New York?

　 ---- I agree, but the problem is ____he has refused to.

A. will not be sent; that　 　　　　　　　　　　　　　　　　　　　 B. not be sent; that　　　　　　　　　　　　　　　　　　　　　

C. should not be sent; what　 　　　　　　　　　　　　　　　　　　 D. should not send; what

20. When the old man ____ to walk back to his house, the sun ____ itself behind the mountain.

A. started; had already hidden　　　 　　　　 B. had started; had already hidden

C. had started; was hiding　　　　　　 　 D. was starting; hid

19. He was hoping to go abroad but his parents _____ that they won’t support him unless he can borrow money from the bank.

A. were deciding　　　 B. have decided　　　 　　　　　 　C. decided　　 　　　　 　D. will decide

18. ---- What would you do if it _____ tomorrow?

　 ---- We have to carry it on, since we’ve got everything ready.

A. rain　　　　　　 B. rains　　　　　　 C. will rain　　　　　　 D. is raining

17. I thought Jim would say something about his school report, but he_________ it.

A. doesn’t mention　　 　 B. hadn’t mentioned　　 　　 C. didn’t mention　　　 　　　 D. hasn’t mentioned

16.　 ----I hear Jane has gone to the Holy Island for her holiday.

----Oh, how nice! Do you know when she ______?

A. was leaving　　　 B. had left　　　　 C. has left　　　　 D. left

15. ---- Did you tell Julia about the result?

　 ---- Oh, no, I forgot. I ____ her now.

A. will be calling　　 　　　 B. will call　　　 　　　 C. call　　　　　 　　 D. am to call

14. More than a dozen students in that school _____ abroad to study medicine last year.

A. sent　　　　　　 　　　 B. were sent　　　 　　 　C. had sent　　　　 D. had been sent

13. Professor Smith, along with his assistants, _____　 on the project day and night to meet the deadline.

A. work　　　　　 　　　 B. working　　　　　 　　　　 C. is working　　　　 　　　 D. are working