I think you should end it it’s too late or you may be sorry about it later.A. afterB. wh

问题补充：

I think you should end it it’s too late, or you may be sorry about it later.

A. after

B. when

C. until

D. before

答案：

A. after

B. when

C. until

(答案→)D. before

解析：词义辨析题。Before “趁着”，我认为趁着不晚你应该结束这件事情否则你会后悔的。