改为被动语态 A Piano concert ___ (give) here last Friday.

改为被动语态 A Piano concert ___ (give) here last Friday. 被动语态改为主动语态 Tom's mother made him play the piano 8 hours every day.改为被动语态 把I often hear him play the piano all day 改为被动语态 Linda's parents make her practise the piano every Sunday 改为被动语态 I heard someone play the piano in the music room an hour ago.改为被动语态 改为被动语态 能改几题是几题 改为被动语态, 改为被动语态, 改为被动语态形式 怎么改为被动语态? 改为被动语态谢谢 改为被动语态. 求.改为被动语态 改为被动语态!谢谢 被动语态问句Did Mary sing a chinese song?改为被动语态 we will hold a meeting tomorrow改为被动语态. my mother bought a microwave oven yesterday 改为被动语态