◎ 题干
You _____ down everything I said! You can find it on this sheet I’m handing out.
A.shouldn’t have takenB.must not have taken
C.cannot have takenD.needn’t have taken
◎ 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 _____ down everything I said! You can find it on this sheet I’m handing out.A.shouldn’t have takenB.must not have takenC.cannot have takenD.needn’t have …”主要考查了你对  【虚拟语气】【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。