國際生: Excuse me, how do I get to the class S504? 本地生: Ahh…you can go straight on this street,then turn left at the second corner.You will see the S building on the right. 國際生:Ok.I got that. Thanks a lots. 本地生: You're welcome, by the way.My name is Tom.nice to meet you 國際生:I’m Susan,nice to meet you,too. I would like to chat to you But,I have to go to class now. Thanks again. 本地生:That’s ok.bye