1.go through the roof 1.(价格等)飞涨；激增 2.非常生气；暴怒
have a roof over your head 有栖身之所
under the same roof 在同一座建筑中；同在一个屋檐下
例句：There are various stores and restaurants all under six roof.
在同一栋大楼里有各种商店和饭馆。
under your roof 在家里
例句：I don't want her under my roof again.
我再也不想让她到我家来了。
raise the roof (在屋内)大声喧闹,闹翻天

2.indebted (to sb) (for sth) 感激的；蒙恩的
例句：I am deeply indebted to my family for all their help.
我深深感激我的家人给我所有的帮助。

3.tie up sth 系好
例句：Tie up your shoelaces!

把你的鞋带系好！

4.chill out 放松；冷静；镇静
例句：They sometimes meet up to chill out and watch a movie.
他们有时聚在一起,看场电影放松一下。