非谓语动词的问题请问to be done 与 to have been done在题目中同时出现怎么区别?请举例,

非谓语动词的问题请问to be done 与 to have been done在题目中同时出现怎么区别?请举例, 请问 非谓语使用时 to have done 与 having been done 有什么区别 非谓语动词to have done 和to be done的区别 非谓语动词中 to be done和be done 的区别 非谓语动词动词to be done 和done区别 非谓语中done 与to be done 都表被动,请问有什么区别么 非谓语动词中being done ,done,having been done,have done 有什么区别 在英语的非谓语中,ed,to do,ing,have done,to be done分别应该怎么用? 非谓语动词用法to have done/having done/to have been done/having bee 怎么分辨谓语动词和非谓语动词啊?比如,has caused /to be done /having been done/ 在非谓语题目中,having been done 和done 的区别是什么啊? 非谓语形式to have done 和having done 有什么区别?在不同的句子中如何使用,举例分析说明.