－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
网友回答
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.