Since time began, it seems, people have been putting off they have done today, s

Since time began, it seems, people have been putting off______they______have done today, scolding themselves in the meantime．

A.that, must

B.that, should

C.what, could

D.what, would

试题答案

C

句意是：自从时间开始，人们一直推迟他们本可以今天做的事，同时又会责备自己。第一空用what引导宾语从句，做do的宾语，第二空填could，表示虚拟语气，could have done是本可以做却没有做。选C。