17)
A: I'll get the check.
B: No, let me pay this time.
A: No, I insist.
B: Well, thank you very much.
A:我來付帳。
B:不，這次由我付。
A:不，還是我來。
B:好吧，那就謝謝你啦?

18)
A: This lunch is on me today,
B: I think you got it last time.
A: It's my pleasure.
B: That's very nice of you.
A:今天這頓飯算我請客。
B:我記得上回也是你請的。
A:我請得心里高興。
B:既然這樣，那就多謝了。

19)
A: Shall we split the check.
B: Why don't you let me pick it up.
A: Oh, that's not necessary.
B: I know it's not necessary. I want to do it.
A:大家分?jǐn)偘桑?
B:就讓我來付帳好了。
A:啊，不必這樣。
B:我知道不必這樣，可是我愿付?/span>

20)
A: I really enjoyed the lunch.
B: Yes, let's do it again real soon.
A: I'll be back in town next month.
B: Good, I'll invite you out when you're here.
A:這頓飯我吃得好高興。
B:是啊，讓我們不久再一起用餐吧。
A:我下個月會再回這里來。
B:好極了，等你來的時候，請再接受我的招待。