Who have finished the work?Who is this homework finished对吗？不对这个用被动语态太绕了吧Whom is the work finished by?蟹蟹、、不客气Who have the work finished by可以吗？被动语态要用be动词啊Who was the work finished by?、、

那这个是简单句吗、错了。。发串了buhaoyisi不好意思、、Who have the work finished by不能看成现在完成时的被动语态么？