◎ 题干
—Do you know              the Smiths left Shanghai?   
—I'm not sure.  I only remember it was a Sunday.
[     ]
A. if        
B. when      
C. how      
D. why
◎ 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“—Do you know_the Smiths left Shanghai? —I'm not sure.I only remember it was a Sunday.[ ]A. if B. whenC. how D. why…”主要考查了你对  【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。