问题
选择题
—________does he take this medicine?
—Three times a day.[ ]
A. How long
B. How often
C. How soon
D. How much
答案
答案：B
搜题请搜索小程序“爱下问搜题”
—________does he take this medicine?
—Three times a day.[ ]
A. How long
B. How often
C. How soon
D. How much
答案：B