we have done enough to finish the work on time

问题描述:

we have done enough to finish the work on time
we have _______ to finish the work on time.
A.done enough B.enough to do
我觉得两个答案都可以.但答案是B.谁能帮我解决?

to finish the work,表示工作还未完成如果选A,意思是“我已经做了足够的事情来完成工作,于TO FINISH不对.因此应该选择B,意思是:为了准时完成工作,我还有相当多的事情要去做.