◎ 题干
—_________ on the __________ desk?        
—A book.
[     ]
A. What's; teachers'
B. What, teacher's
C. What, teachers'
D. What's, teacher's
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◎ 解析
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◎ 知识点
    根据n多题专家分析,试题“—_________ on the __________ desk?—A book.[ ]A. What's; teachers'B. What, teacher'sC. What, teachers'D. What's, teacher's…”主要考查了你对  【可数名词(单数名词,复数名词)】【名词所有格】【疑问词组】  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。