问题补充:
-Why didn’t Tom give you one of his paintings?
-I didn’t want one,but he would have given me one if I.
A. did
B. would
C. will
D. had
答案:
A. did
B. would
C. will
D. had
解析:
由题意可以得知,回答中用到了虚拟语气,是与过去的事实相反,补全句子应该是he would have given me one if I had wanted one.