问题
选择题
Where _____ live before you came here?[ ]
A. did you used to
B. did you use to
C. use he to
D. he used to
答案
答案：B
搜题请搜索小程序“爱下问搜题”
Where _____ live before you came here?[ ]
A. did you used to
B. did you use to
C. use he to
D. he used to
答案：B