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

变被动语态：The dinner__already___by Grandma.(cook) He opened the door.变被动语态 her grandma told her an interesting story last night变被动语态 Who is repairing the bike?主动语态变被动语态 主动语态变被动语态,被动语态变主动语态 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 变被动语态 被动语态变主动语态怎么变 主动语态变被动语态The policeman made the young woman move her car 变两个 "Where do they sell the cars?"变被动语态 People have solved the problem?变被动语态 i can,t finish the work变被动语态