◎ 题干
— How can I prepare for class, Mr. Johnson?
    — __you ____ my web page? You can download the notes and read them ahead of time.
A.Did; check outB.Have; checked out
C.Are; checking outD.Will; check out
◎ 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“ — How can I prepare for class, Mr. Johnson?— __you ____ my web page? You can download the notes and read them ahead of time.A.Did; check outB.Have; checke…”主要考查了你对  【therebe句型】  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。