35.The millions of calculations involved, had they been done by hand, ______all practical value by the time they were finished. A. could lose B. would have lost C. might lose D. ought to have lost 36. Had Paul received six more votes in the last election, he _______ our chairman now. A. must have been B. would have been C. were D. would be

34．-The research on the new bird flu virus vaccine is challenging and demanding. Who do you

　　　 think can do the job?

-____ my students have a try?

　　　 A．Shall B．Will　 C．Could　　　 D．Should

33．No one ____ that to his face.　

A．dares say B．dares saying　 C．dare say　　 D．dare to say　

32．His failure in the exam suggested that he __________ the teacher’s instructions.

　 　 A．can’t have followed　　　 　 B．needn’t have followed

　　　 C．mustn’t have followed　 　　　 D．shouldn’t have followed

31．-Miss White has decided to explore in the forest by herself.

　　　 -She________ask her boyfriend to if she ________go walking in the forest.

　A．needn't to; dares to　 B．doesn't need; dares

　C．need not to; dare to 　　　 D．needn't; dare

30．-Do you feel like ________ there or shall we take a bus?

　-I’d like to walk. But since there isn't much time left, I'd rather we________ a taxi.

　A．walking; hire 　 B．to walk; hire 　 C．to walk; hired D．walking; hired

29.I tried to call on you last week but your dog simply ____ not let me come through the gate.

A. could　　 B. would　　 C. might　　 D. should

28.---I didn't go to work yesterday because my car broke down.

　 ---You ____ mine. I wasn't using it then.

A. might borrow B. could have borrowed

C. must have borrowed　　 D. ought to borrow

27.---Did you listen to the speech?

--- No, we ______ it. But we had a lot of traffic on our way.

A. could have attended　　 B.must have attended　

C. could attend　 D. shouldn't have attended

26.---Since you can't find a better job, why don't you stick to the present one?

　　 ---Well,_____.

A.I believe not　　 B.I don't care

C. Never mind　　 D. I might as well