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-isyoursister'sbirthday?-January15th.()A.What;InB.When;OnC.When;In

题目详情

-________ is your sister's birthday?
-________ January 15th.(  )

A. What; In

B. When; On

C. When; In

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答案和解析
答案:B 考查疑问代词 根据题干:-________ is your sister's birthday?________ January 15th.回答是时间,对它提问用when,故排除A,在具体的某一天用介词on,故选择B.