◎ 题干
You ________ in person; a telephone would have been enough.
A.couldn't have comeB.needn't have come
C.shouldn't have comeD.mustn't have come
◎ 答案
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◎ 解析
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◎ 知识点
    根据n多题专家分析,试题“You ________ in person; a telephone would have been enough.A.couldn't have comeB.needn't have comeC.shouldn't have comeD.mustn't have come…”主要考查了你对  【情态动词】  等知识点的理解和应用能力。关于这些知识点的“档案”,你可以点击相应的链接进行查看和学习。