问题
1—Why haven’t you askedher to come here—She _______ an important experiment when Ifound 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：
