have been done和be done的区别

have been done 和 to be done might be和 may have been的区别?还有是might do和 may have done have been done和have been do的区别 have been done和be done的区别 有关have done 和be done的问题,什么时候用be done 什么时候用 have 以及have been done. 关于英语非谓语问题非谓语doing having done to do to have done to be doing being done have been done to be done to have been doing done doing,having done,to do,to have done ,to be doing,being done,have been done,to be done,to have been doin 怎么区分谓语动词,to do doing done 和to be doing to be done to have done 和beingdlonehaving done having been done?越具体越好 有分的=3=谢谢你们 歌曲中含有TO DO ：TO BE DONE ：TO HAVE BEEN DONE ：TO HAVE DONE是班主任让查的, to be done、being done 和have been done 有什么区别啊~ will be done和will have done是什么情况could have been呢 have been done和be done的区别最好有例句和翻译 非谓语动词中什么时候用不定式,什么时候用分词,什么时候用动名词?不是区分to do,to be doing,to have done ,to be done ,to have been done!而是选项中同时出现to be doing和doing或to have done和having done或to have have been done与be done的区别和用法要具体, to do →to be done to be doing to have done →to have been done 动词不定式的用法,这几个怎么回事? being done,have been done和having done怎么分辨 HAVING BEEN DONE和HAVE BEEN DONE有什么区别? must have been done/must be done求解两者异同 to do / to be doing / to have done / to have been doing/doing/having done/done能分别造几个句子区分一下吗.谢谢