我们离开前必须清理干净。

We have to ___clean ___up before we leave.

在我们住宿期间，没有人来清理房间，而且员工不太友好。

During our accommodation there, nobody came to ___clean ___up the room and the staff was not very friendly.

玩完后请清理你的房间。

Please ___clean ___up your room after playing.