Their answers are exactly the same — one of them ______ from the other.A.must c
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Their answers are exactly the same — one of them ______ from the other.A.must copy | B.must have copied | C.should copy | D.should have copied |
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答案
B |
解析
考查情态动词。must have done 表示对过去事情肯定的推测,句意:他们的答案确切的说是一样的。------他们当中的一个人一定抄了另一个人的。所以选B。 |
举一反三
“Why didn’t she come to the meeting yesterday?” “I’m not so sure. She ______ ill.”A.should be | B.should have been | C.must be | D.might have been |
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Why did you just sit and watch? You _______ me.A.could help | B.should help | C.could have helped | D.must have helped |
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“You ______ your teacher for help. He is kind-hearted.” “Yes. A whole day _______.”A.can ask, will waste | B.must have asked, had wasted | C.could have asked, was wasted | D.shouldn’t have asked, would be wasted |
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. It’s nearly seven o’clock. Jack __be here at any moment. ="soon" “很快”A.shall | B.need | C.should | D.can |
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1don’t search my book case for your CD-player! Just look where it __ be in the drawer, in your schoolbag, or somewhere else like that. |
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