Are you Lin Tao?

你是林涛吗？

No, I think it's his cup.

不，我想那是他的杯子。

You're in Row Four.

你在第四排。

Let me see. It's about four thirty.

我看看，大约四点半了。

I want to take some books to the classroom. Could you help me, please?

我想把一些书拿到教室里，你能帮个忙吗？

Excuse me, are you American?

你是美国人吗？