◎ 题干
–We didn’t see Tom at the lecture yesterday.
–He _____ it. He had attended the same lecture before.
A.mustn’t attendB.can’t have attended
C.would have not attendedD.needn’t have attended
◎ 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“–We didn’t see Tom at the lecture yesterday.–He _____ it. He had attended the same lecture before.A.mustn’t attendB.can’t have attendedC.would have not att…”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。