问题
选择题
What at 7 o’clock yesterday evening?[ ]
A. have you done
B. were you doing
C. had you done
D. could you do
答案
答案：B
搜题请搜索小程序“爱下问搜题”
What at 7 o’clock yesterday evening?[ ]
A. have you done
B. were you doing
C. had you done
D. could you do
答案：B