问题
选择题
___________ work in Microsoft? [ ]
A. Did you used to
B. Did you use to
C. Do you used to
D. Do you use to
答案
答案：B
搜题请搜索小程序“爱下问搜题”
___________ work in Microsoft? [ ]
A. Did you used to
B. Did you use to
C. Do you used to
D. Do you use to
答案：B