◎ 题干

You______ her in her office last Friday; she's been out of town for two weeks.
A.needn't have seenB.must have seenC.might have seenD.can't have seen
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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______ her in her office last Friday; she's been out of town for two weeks. A.needn't have seenB.must have seenC.might have seenD.can't have seen…”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。