1. 活该! serves you(him,her) right! = you deserve (he/she deserves it.)

You failed the test? serves you right for not studying!



2. 活该! you had it coming!

e.g. a: I gained weight!

b: well, you had it coming, because you've been eating so much without exercising.



3. 胡闹 that's monkey business!

e.g. a: stop fooling around! that's monkey business! 别再混日子了!你根本在胡闹嘛!

注:本句也可把monkey当成动词说成"stop monkeying around!"



4.请便! help yourself.

Do as you please. (表示不需准许而可取东西,就是请客人自在点,不必太拘束.)



5.哪有? What do you mean? not at all!

注:如果只说"what do you mean?"那是不带任何用意的问句,只是想问清楚对方的意思;但是它也可用于挑衅及威胁,代表不满对方表达的意见.若加上"not at all",表示你在否认对方表达的意思.



6.才怪! yeah,right!

as if!
e.g. a: today's test was very easy.
b: yeah, right!

a:he thinks he can socialize with us! as if! 他自认可以跟我们交往! 才怪!

注:"yeah,right"常用于讽刺性的回答."as if"大多是10到17岁女孩的用语.



7.加油! go for it!

e.g. a: go for it! you can do it!

注:这是鼓励他人的话,也就是"give it a good try.""try your best.".