A: Order what you want. It's on me.
想吃什么盡管點,我請客。
B: That's very nice. I guess I'll get the steak.
太好了,我想吃牛排。
How much do I owe you?(餐館、商店等)多少錢?
A: You never paid me the money I lent you.
欠我的錢,你一分都沒還呢。
B: I'm sorry. How much do I owe you?
不好意思,欠你多少來著?
(This is) My treat.我來請。
A: How much is the restaurant?
這頓飯多少錢?
B: Don't worry about it This.
別擔心,我請你。