◎ 题干
—What are these?  
—_______ books.
[     ]
A. This is
B. That’s
C. These are
D. They are
◎ 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“—What are these?—_______ books.[ ]A. This isB. That’sC. These areD. They are…”主要考查了你对  【人称代词】【主谓一致】  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。