The sign “Will the last person to leave please turn off the lights” means “________”.A.Don't turn the lights offB.Turn the lights on when you're in the roomC.Do not leave the lights on if the room is emptyD.Leave the lights on when you go out
网友回答
C解析点拨：“请最后一个离开的人关上灯。”与“如果房间里没人不要让灯亮着。”意思相同。