组卷网 > 知识点选题 > can’t/couldn’t have done的用法
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解析
| 共计 3 道试题
1 . –Do you know where David is? He is not in the office.
–Well, he ______ have gone far—his coat is still here.
A.shouldn’tB.mustn’tC.can’tD.wouldn’t
2 . He ______ writing the paper now. He hadn’t written a single word when I left him ten minutes ago.
A.shouldn’t beB.can’t have finished
C.can’t beD.mustn’t have finished
3 . From her knowledge of Douglas's habits,she feels sure that the attacker last night ___________Douglas.
A.mustn't have beenB.can't have been
C.shouldn't have beenD.wouldn't have been
共计 平均难度:一般