改被动语态.1.we must take Peter to hospotal at once.

改被动语态.1.we must take Peter to hospotal at once. someone must take care of the children when we go out.改被动语态 主动改被动语态 习题 someone must take careof the children when we go out we must keep our classroom clean改被动语态 you must take good care of the computer.改为被动语态怎么改? We must take good care of young trees.改为被动语态 we must take peter to hospital at once怎么改成被动语态 take对被动语态怎么改 改被动语态：we must do everything possible to keep environment clean. what shall we do 改被动语态 谓语中含有动词短语的句子怎么改成被动语态We must take good care of the young trees.怎么改成被动语态? 一些英语句子怎样改被动语态1.Who helps you?2.Who does you help?3.Do you like your mother?4.We must learn English well. 1..We must look after young trees well.2.You can't use a dictionary in the exam.改被动语态! teachers must take care of the students改为被动语态 You must take good care of your books被动语态 Someone must hear her singing the song.改被动语态. 全部改被动语态1.Children have finished ther homework.(被动语态) Their homework( )( )finished.2.You must hand in your homeowrk right now.(改被动语态)Your homework must( )( )in right now. We should take good care of the plants in our school well 被动语态怎么改啊