变被动语态：The dinner__already___by Grandma.(cook)

He opened the door.变被动语态 变被动语态：The dinner__already___by Grandma.(cook) Who is repairing the bike?主动语态变被动语态 祈使句 变被动语态don't let go of the rope 怎么变成被动语态,祈使句怎么变被动语态 被动语态怎么变? 变被动语态, 变被动语态,快 主动语态变被动语态The policeman made the young woman move her car 变两个被动语态 英语 变被动语态he is telling his mother what happened the day before.主动语态变被动语态 被动语态变主动语态怎么变 the manager wrote out the order himself 变被动语态 We must finish the work on time 变被动语态 Did you write the letter?变被动语态是什么? 变被动语态：You must finish the work. Have you posted the letters yet?变被动语态 When did he invent the telephone?变被动语态 i can,t finish the work变被动语态 we often sing the song如何变被动语态