A:__ __do you _the dishes?B:Twice a week.
问题描述：
A:__ __do you _the dishes?B:Twice a week.
答
How often do
答
how often do
答
How often wash
答
(How often ) do you ( eat / cook) the dishes ?
答
how often 多久一次（问频率）
wash
答
How often, wash