◎ 题干
 —She may not be free today.
—___, we’ll have to put the meeting off.
A.If mayB.If not
C.If she may notD.If she may not be free today.
◎ 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“—She may not be free today.—___, we’ll have to put the meeting off.A.If mayB.If notC.If she may notD.If she may not be free today.…”主要考查了你对  【全部倒装】【部分倒装】【省略句】  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。