星级典句：
第一句：How can I get to platform 4?
到4号站台怎么走?
A: The train leaves on platform 4.
火车从4号站台开出。
B: By the way, how can I get to platform 4?
顺便问一下，到4号站台怎么走?
A: Go through that door on your left.
从您左手边那个文出去。
B: Thank you! That's nice of you.
谢谢，你真好!
A: Not at all.
不用谢!
第二句：Which platform should I go to?
我应该去哪个站台?
A: Excuse me. Which platform should I go to?
打扰一下，请问我应该去哪个站台?
B: At platform 4.
4号站台。
询问站台的 相关表达法 还有：
Which platform is my train?
我的火车在哪个站台?