◎ 题干
I don't know ______.

A. where does Mr. Smith live
B. where did Mr. Smith live
C. who teaches you English
D. who teaches your English
◎ 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 don't know ______. [ ]A. where does Mr. Smith live B. where did Mr. Smith live C. who teaches you English D. who teaches your English …”主要考查了你对  【人称代词】【宾语从句】  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。