1、Hotshot：someone thinks he is really good at something
2、You're all that：you are all rounder
3、Rule [at doing something]：good at doing something.
4、Full of oneself：pig headed, arrogant
5、Go overboard：to be excessive at doing something
6、Catch you later：bye，peace

来源:可可英语 http://www.kekenet.com/kouyu/201311/264878.shtml