I didn't see your sister at the meeting.
题型：选择题
问题：
I didn't see your sister at the meeting. If she _____, she would have met my brother. [ ]
A. has come
B. did come
C. came
D. had come
I didn't see your sister at the meeting. If she _____, she would have met my brother. [ ]
A. has come
B. did come
C. came
D. had come