动名词的完成被动式having been done能不能给举个例子?

1、In conclusion,the work having been done and being to be perfected are put forward。本文最后总结了完成的工作,以及日后可以改进和完善的地方。2、To explain the cause is a legal obligation of administrative organ,the administrative subject should explain the cause of the unfavourable executive decision having been done by them说明理由是行政机关的法定义务,行政主体应当对其做出的,对当事人不利的行政决定说明理由。3、Having been done the homework,what else do you normally do for the rest of Friday night?做完作业以后,你通常周五晚上还会做些什么呢?