A: I have to go. 

B: See you later.

02 What’s up? 近来过得如何?

A: Hey! What’s up? 

B: Nothing much! As usual.

03 It’s on me. 我来付。

A: The beer is on me. 

B: Thank you.

04 I mean it.我是说真的。

A: Do you really want to quit your job? 

B: I mean it.

05 Check, please. 买单

A: Check, please. 

B: Yes, sir.