◎ 题干
My sister met him in the hospital yesterday afternoon, so he _________ your lecture.
A. couldn’t have attendedB. needn’t have attended
C. mustn’t have attendedD. shouldn’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“My sister met him in the hospital yesterday afternoon, so he _________ your lecture.A. couldn’t have attendedB. needn’t have attendedC. mustn’t have attended…”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。