J：This is going to be my last cigarette. I'm not gonna smoke again, I promise.
J：我保证这是我最后一根烟。我再也不抽了，我保证。
M：This is going to be your last cigarette ? my ass.
M：最后一根？鬼才信你。

You'd better get your ass to class this minute!
你最好马上滚出教室。
Kick one's ass 揍/攻击某人
Ass-kisser 拍马屁的人
My ass 鬼才信