问题
选择题
I should have bought the beautiful vase, but I ____________enough money.
A.didn’t have
B.don’t have
C.haven’t had
D.hadn’t had
答案
答案:A
考查时态.句意:我应该买了这个漂亮的花瓶,但是我没有足够的钱.前文是表示对过去的虚拟,下文描述的是过去的动作,故用过去时态,选A.