◎ 题干
--- ______ Betty this morning?
 --- Not yet, but she is sure to be here before noon.
A.Have you seen B.Will you see
C.Do you see D.Did you see?
◎ 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“--- ______ Betty this morning?--- Not yet, but she is sure to be here before noon.A.Have you seen B.Will you seeC.Do you see D.Did you see?…”主要考查了你对  【一般现在时】【将来进行时】【过去完成进行时】【过去将来时的被动语态】  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。