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----I thought you wouldn’t mind.

----Well, as a matter of fact I don’t, but you _____ me first.

    A. should ask             B. should have asked

    C. must ask               D. must have asked

— I’ll tell Mary about her new job tomorrow.

— You ______ her last week.

A. ought to tell       B. would have told       C. must tell       D. should have told

Thank you for giving me a hand. I ______ in the experiment without your valuable help.

A. have failed        B. will fail      C. would have failed        D. must have failed

I have lost one of my gloves. I _____ it somewhere.

A. must drop                    B. must have dropped    

C. must be dropping              D. must have been dropped

—What’s the matter with you ?                   

    —Oh, I’m not feeling well in the stomach . I_________so much fried fish just now .

         A．shouldn’t eat             B．mustn’t have eaten         

         C．shouldn’t have eaten        D．mustn’t eat

–She looks upset.

    --Yes, I’d rather I _____________ her the bad news.

  A. didn’t tell     B. don’t tell     C. hadn’t told    D. wouldn’t tell

We're leaving at six o'clock , and hope _____ most of the journey by lunch time .

 A. to do        B. to have done        C. to make         D. to have made

Her pronunciation is as good as, if ____than, her teacher's.?

　　A. no better    B. not better    C. no good    D. not good?

----I think the teacher is wrong, _____?

----No, I don't think so ?

　　A. don't you      B. don't I ?   C. doesn't he      D. doesn't she

According to the rules, students must not _____ their books during examinations.?

　　A. read　    B. watch  ?   C. notice　    D. look at