I do exercise__twice a__week.(对划线部分提问）____ ____ ____ you_____exercise?对划线部分twice a week提问.
问题描述：
I do exercise__twice a__week.(对划线部分提问）
____ ____ ____ you_____exercise?
对划线部分twice a week提问.
答
how often do do
答
How often do you exercise?
答
How often do do
问你做锻炼的频率