问题

Thanks to the immediate rescue, the two boys who had fallen into the river _____ climb onto the bank. [ ]

A: were able to
B: could
C: would
D: should

正确答案是：

同类题型

Von ourown interest.

Shall I use your red ink?—It’s a pity that it ______. I will get some.[ ]

I don’t know when he _____ next week. When he_____, please let me know.

Although she is stubborn, sometimes she is really easy ____________.

dn’t you come to Mike’s birthday party yesterday—Well, I_____, but I forgot it