1.come back 回来；返回
 

例句:It doesn't matter when you'll come back.
你什么时候回来都没关系。

2.clown around 胡闹；扮小丑

例句:You always clown around with the kids.
你老是在孩子面前扮小丑。

3.Take a hike 走开

例句:If you` re going to stand here insulting me, just take a hike.
如果你站在这儿只是侮辱我，你最好走开。
4.get lost 滚开；迷路

例句:I certainly can not get lost.
我肯定不会迷路。