The boy plays badminton〔twice a week 〕对括号部分提问
问题描述：
The boy plays badminton〔twice a week 〕对括号部分提问
填写
＿ ＿ ＿ the boy play badminton
答
How often does the boy play badminton?
这个问题不应该放在电脑区啊