needn't have done should have done remide sb to do sth 造一个句子

you need't have cleaned the room,because i have done it already
你没必要去打扫屋子,因为我已经打扫好了
you should have cleaned the room,it hasn't been cleaned for a long time
屋子好长时间没被打扫了,你就应该去打扫
remind me to get up early,please
请提醒我早点起床