◎ 题干
-What's this?
-____________.  
[     ]
A. No, it's not a ruler    
B. It is a pencil sharpener  
C. No, it isn't  
D. Yes, it is
◎ 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's this? -____________. [ ]A. No, it's not a ruler B. It is a pencil sharpener C. No, it isn't D. Yes, it is…”主要考查了你对  【特殊疑问句】  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。