◎ 题干
—When is your birthday?  
—It's ______.
[     ]
A. 1st  
B. at May 1st  
C. May  
D. in May
◎ 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“—When is your birthday?—It's ______. [ ]A. 1st B. at May 1st C. May D. in May…”主要考查了你对  【名词】【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。