◎ 题干
---I am sorry to have kept you ___________.
---It doesn't matter. I've just come.
A.wait B.waited C.waiting D.to wait
◎ 答案
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◎ 解析
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◎ 知识点
    根据魔方格专家分析,试题“---I am sorry to have kept you ___________.---It doesn't matter. I've just come.A.waitB.waited C.waitingD.to wait…”主要考查了你对  【不定式】【分词】【动名词】  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。