请用不超过400字的篇幅概括出给定资料中职务犯罪的主要表现及其对社会的危害。
[要求] 概括全面，观点鲜明，条理清楚，语言流畅。

It is no use _____ such mistakes. You should learn a lesson from them.

A．regret to make

B．regretting to make

C．to regret making

D．regretting making