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科目： 來源：不詳 題型：單選題

—Is Pro. Smith giving the speech today?
—It __________ be him. He is abroad right now.
A．can’tB．needn’tC．won’tD．mustn’t

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科目： 來源：不詳 題型：單選題

It ___ be the postman at the door. It’s only six o’clock.
A．mustn’tB．can’tC．won’tD．needn’t

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科目： 來源：不詳 題型：單選題

—“What courses are you going to take next semester if you want to receive enough credits to get your degree?”
—“I don’t know. But it’s about time      on something.”
A．I’d decideB．I decideC．I’m decidingD．I decided

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科目： 來源：不詳 題型：單選題

—My goodness! The accident might not have happened if we had done it more carefully.
—But we      .
A．haven’tB．wouldn’tC．hadn’tD．didn’t

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科目： 來源：不詳 題型：單選題

The boss took no notice of the suggestion given by the clerk that the new technology _____ the problems on conveying the products.
A．be applied to solveB．be applied to solving
C．a(chǎn)pplies to solvingD．a(chǎn)pplies to solve

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科目： 來源：不詳 題型：單選題

I was not in Beijing last June, otherwise I         my son’s graduation ceremony．
A．would not missB．didn’t miss
C．would not have missedD．had not missed

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科目： 來源：不詳 題型：單選題

Coughing _____ also be used for social reasons, such as the coughing before giving a speech．
A．mayB．shouldC．mustD．need

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科目： 來源：不詳 題型：單選題

_______ there yesterday, I could have asked him not to do so．
A．If I wereB．If I was C．Had I beenD．Was I

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科目： 來源：不詳 題型：單選題

This cake is very sweet．You __________ a lot of sugar in it．
A．should putB．could have putC．might putD．must have put

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科目： 來源：不詳 題型：單選題

He ___ away before we arrived, since the house was deserted．
A．shall have goneB．should have gone
C．could have goneD．must have gone

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