I want to thank you for placing such a big order with us. You won't be disappointed.

谢谢你下了这么大的订单，你一定不会失望的。

Can you give me some forms of identification?

你能给我什么证明身份的文件吗？

What's the exchange rate today?

今天的兑换比率是多少？

Welcome to China. May I have a look at your customs declaration?

欢迎来中国。我可以看一下您的入境申请报表吗？

Good morning, sir. May I help you?

早安，先生。能为您服务吗？

Is this what I ordered?

这是我点的吗？