问题
选择题
—_______ do you help your mother clean the house?
—Once a week. [ ]
A. How far
B. How long
C. How soon
D. How often
答案
答案：D
搜题请搜索小程序“爱下问搜题”
—_______ do you help your mother clean the house?
—Once a week. [ ]
A. How far
B. How long
C. How soon
D. How often
答案：D