问题
选择题
My grandma didn't go to sleep _____ I got back home. [ ]
A. where
B. until
C. as soon as
D. while
答案
答案：B
搜题请搜索小程序“爱下问搜题”
My grandma didn't go to sleep _____ I got back home. [ ]
A. where
B. until
C. as soon as
D. while
答案：B