题目内容
【题目】 - ________ do you write to your parents? ---Twice a month.
A. How B. Where C. How long D. How often
【答案】D
【解析】
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题目内容
【题目】 - ________ do you write to your parents? ---Twice a month.
A. How B. Where C. How long D. How often
【答案】D
【解析】