his task has been fulfilld

his task has been fulfilled是现在完成时的被动语态吗? the task is finished.对不对,还是the task has been finished. his life has been destined. the young man has finished his task,so has his wife.结构 为什么his life has been changed不对? has been working on his degree是什么意思 his father has been to America twice 英语翻译Macau has been given the task of becoming a World Centre jim has never been to peru.N-----has his brother. Tom has not made up his mind to accept the task.A Neither ha It has been three hours since he left his office.把has been 换 His father has been dead for two years为什么用been?been不是表被动吗?