◎ 题干
I__________ you somewhere before, but your name has escaped me_________.
A.must see;for a momentB.must have seen; for a moment
C.must see;for the momentD.must have seen; for the moment
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◎ 解析
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◎ 知识点
    根据n多题专家分析,试题“I__________ you somewhere before, but your name has escaped me_________.A.must see;for a momentB.must have seen; for a moment C.must see;for the momentD.must…”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。