问题
选择题
.---Would you have told him the answer had it been possible?
.---I would have, but I _____ so busy then.
A．had been
B．were
C．was
D．would be
答案
答案：C
考查时态.句意:如果可能的话,你会告诉他这个答案吗?——我会的，但是我那时正在忙。可知谓语动词表示的是过去的某种状态，故用am的过去时态was，选C。
