She just couldn’t believe that her husband, to whom she had been loyal for so many years, ________ desert her after he became rich. A.might B.should C.shall D.must
What ________ it be?It ________ be a car.It isn’t moving.It ________ be house. A.can; can’t; must B.may; mustn’t; might C.must; mayn’t; can D.can; mustn’t; might
You ________ her in her office last week; she has been out of the city for two months. A.needn’t have seen B.might have seen C.must have seen D.can’t have seen
Jack ________ my letter, otherwise he would have replied before now. A.mustn’t have received B.shouldn’t have received C.can’t receive D.couldn’t have received
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