帮忙改几句英语被动语态!
1.HECLEANSTHECLASSROOMEVERYDAY.
2.Theyfinishedtheirhomework
3.Icanmendhisbike
4.Shewillbuytenbookstomorrow
5.Weshouldn'tallowthemtogooutwiththeirfriends
6.Theoldmanoftenmakesaslaugh
7.Lucyiswateringthetrees
8.Wehavefinishedourcompositions