medical (n.)
体格检查  

例句：
She has to have a medical before going abroad.
出国前她必须进行体格检查。
 

foam at the mouth
暴怒；愤怒
 
例句：
John was foaming at the mouth. I've never seen anyone so angry.
约翰怒气冲天，我还从没有看见过有人生那么大的气呢。
 

May I have a receipt?
我可以要一张收据吗？

对话：
A: How much is it for parking here?
B: 5 dollars. Do you have some change?
A: Yes. Here you are. May I have a receipt?
B: No problem.

A：在这停车要多少钱？
B：5块。你有零钱吗？
A：有，给你。我可以要张收据吗？
B：没问题。