问题

If the cat __________the sparrow, it________ into the pond.[ ]
A: hadn't teased, would not have fallen
B: hasn't teased, would not have fallen
C: hadn't teased, did not fall
D: hadn't teased, won't have fallen
B: hasn't teased, would not have fallen
C: hadn't teased, did not fall
D: hadn't teased, won't have fallen
正确答案是: