---- How could I thank you enough?
----Don’t mention it. Any other man that.
A. would
B. will do
C. would have done
D. had done
网友回答
A. would
B. will do
(答案→)C. would have done
D. had done
解析：此题重点考察过去将来完成时的基本构成，would/should have done sth。表示在过去将来某一时间以前发生的动作，并往往会对过去将来某一时间产生影响。