题目内容
【题目】He practices swimming ten times a year .（对划线部分提问）
_______________________________
【答案】How often does he practice swimming?
【解析】
略
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题目内容
【题目】He practices swimming ten times a year .（对划线部分提问）
_______________________________
【答案】How often does he practice swimming?
【解析】
略