问题
选择题
—___ do you go to Beijing?
—Once a month. [ ]
A. How soon
B. How long
C. How many
D. How often
答案
答案：D
搜题请搜索小程序“爱下问搜题”
—___ do you go to Beijing?
—Once a month. [ ]
A. How soon
B. How long
C. How many
D. How often
答案：D