问题
选择题
— ____ are your grandparents staying here?
— For one month. [ ]
A. How many
B. How soon
C. How long
答案
答案：C
搜题请搜索小程序“爱下问搜题”
— ____ are your grandparents staying here?
— For one month. [ ]
A. How many
B. How soon
C. How long
答案：C