问题
Why haven’t you asked her to come here?—She _______ an important experiment when I found her and she _____ it.
A:had done; didn’t finish
B:was doing; hasn’t finished
C:did; wouldn’t finish
D:has done; hadn’t finished
B:was doing; hasn’t finished
C:did; wouldn’t finish
D:has done; hadn’t finished
正确答案是: