guest slept in the room we do not use 这句是被动语态吗

guest slept in the room we do not use 这句是被动语态吗 the guest slept in the room we do not the guest sleot in the room we do not use 应该怎么翻译 The guest slept in our spare room.和The guest slept in the ro 将下列主动语态变成被动语态:We hear the girl sing in the next room . we heared him sing the song in the next room 改为被动语态 We must keep the air in the room clean.(改为被动语态） we don't commonly use the word "restroom"in china 改被动语态 We don't commonly use the word “restroom”in China.改为被动语态 改为被动语态.Do people use computer in the daily life? 将We often hear the girl sing happily in her room改为被动语态 we heard a girl sing in the next room just now的被动语态是什么