单选题 -Looking back on it. I can see now I shouldn"t have done it.
-Oh, well.______
-With hindsight. I realise that maybe I should"ve tried to help her a bit more.

A、 It sounded great!
B、 You would"ve enjoyed it.
C、 I won"t forget, I promise.
D、 You live and learn, don"t you?

【正确答案】 D

【答案解析】shouldn"t have done本不该做却做了，表示后悔。should have done本该做却没做。live and learn吃一堑，长一智；活到老，学到老。hindsight事后聪明。