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科目: 来源:不详 题型:单选题

The boss ______ the worker how to do it, or the accident couldn’t have happened.
A.can’t have toldB.ought to tellC.could have toldD.mustn’t have told

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科目: 来源:不详 题型:单选题

I have promised that my daughter _______ get a new electronic dictionary on her next birthday.
A.shouldB.mustC.shallD.would

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科目: 来源:不详 题型:单选题

I _____thank you too much for all your help to my son while we were away from home.
A.won’tB.can’t C.canD.will

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科目: 来源:不详 题型:单选题

—Jack, _____ you behave yourself? You're no longer a kid.
—Sorry, Daddy.It won't happen again.
A.mustn'tB.can'tC.shouldD.would

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科目: 来源:不详 题型:单选题

---Must he remember everything he has learned in the class?
---No, he _____.
A.can’tB.may notC.mustn’tD.needn’t

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科目: 来源:不详 题型:单选题

—Where___________I meet you tomorrow morning ?
—I haven’t decided the place. But I’ll call you soon.
A.wouldB.shall C.mightD.can

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科目: 来源:不详 题型:单选题

I was really anxious about you. You______ home without a word.
A.mustn’t leaveB.shouldn’t have left
C.couldn’t have leftD.needn’t leave

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科目: 来源:不详 题型:单选题

You____Tom at the party yesterday;he went abroad for a holiday last week.
A.should have seenB.might have seen
C.mustn’t have seenD.couldn’t have seen

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科目: 来源:不详 题型:单选题

——Catherine, I have cleaned the room for you.
——Thanks, You       it. I could manage it myself.
A.needn’t doB.needn’t have done
C.mustn’t doD.shouldn’t have done.

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科目: 来源:不详 题型:单选题

Given that (鉴于) you feel so stressed , you _____ as well take a weekend break to relax yourself.
A.mayB.should C.had better D.ought to

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