把We must keep the room clean.变成另一种语态的句子

把We must keep the room clean.变成另一种语态的句子 这个句子的被动语态：we must keep the classroom clean 谢 We must keep the air in the room clean.(改为被动语态） 初二的被动语态,请把下列句子转换成被动语态（第2、3题写出两种改法）1:We must keep the room cl We must ask Tom to clean his room again. 把这个句子改为被动语态 we must keep the classroom clean的句子基本结构 We must keep our room clean.Dirt ... we must keep the room clean.clean为什么不加ing 把下列句子变被动语态11.you should keep the room clean and tidy.12.He i 英语的被动语态~急1.They should clean the room every day.2.We must pl We must clean the room（对clean the room） we must keep our room clean把主动句改被动句