◎ 题干
This is _______.     
[     ]
A. a school’s picture
B. a picture of school’s    
C. a school picture
D. a picture of a school
◎ 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“This is _______.[ ]A. a school’s pictureB. a picture of school’sC. a school pictureD. a picture of a school…”主要考查了你对  【名词】【不定冠词(a,an)】【介词】  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。