改为被动语态：I saw him go into the classrom.2did he buy you the book you wantedwho often takes care of the old granny

I saw him dancing.改为被动语态 l saw him go out 改为被动语态 改为被动语态：I saw him go into the classrom.2did he buy you the book you wantedwho often takes care of the old granny we saw him walk into the classroom 改为被动语态 I saw our math teacher go into the office just now.{改为被动语态} I saw my teacher go into the classroom just now.(改为被动语态) We saw our teacher go into office改为被动语态 i saw him walk into the next room被动语态 I saw him singing in the room.改为被动句 I notice him go into the teachers （被动语态） 英语 被动语态与过去分词例如 I saw him being taken away 这句为什么不可以改为I saw him taken away ? 不是可以过去分词表被动吗? We saw him go into the shop yesterday afternoon.改为被动语态.He was __ __go into the shop yesterday afternoon. 英语将下列句子变成被动语态1.I saw him go into the classroom2. Who often takes care of the old granny? I heard him singing改为被动语态which is correct?then I heard him sing? I saw him playing the piano变成被动语态怎么变 被动语态练习题I saw him walk into the next room. we found him play basketball over there just now改为被动语态They saw the boys playing football when they passed there改为被动语态 把句子改为被动语态 且动词用动词不定式1.The pain made her cry out.2.He had peter find him a house.3.I saw him leave the office 4.The paeents watched their son make a toy plane 5.She noticed a boy go into the room.6.I often heart her