Do I have to reserve a seat?

我一定要预订座位吗？

Can I reconfirm by phone?

我可以用电话确认吗？

I sure hope I can answer them for you.

我真的希望我能回答你的问题。

The line is busy.

占线。

Do you want to remit the money by air mail or by cable, sir?

您想要航空信还是电汇，先生？

What does the test marketing show?

试销说明了什么？