Here.

给你。

I'm catching the 11:00 train.

我准备赶11点火车。

Mrs.Smith, I'd like to introduce a friend of mine, Pierre Dubois.

史密斯太太，我来介绍一下我的朋友皮埃尔=杜布斯。

Oh? Where were you?

哦，上哪儿去了？

I said, Do you want me to help you?

我是说:你要我帮忙吗？"

That's fine. What time do I have to be at the airport?

好的。我应该几时到达机场？