Is there anything I can show you.

有什么要我拿给你们看的吗？

Please make sure you mark the shipment for careful handling.

请不要忘了在货物上标明“小心搬运”。

I'll call you if you give me a name card.

给我一张名片吧，我会打电话给你。。

I'm not sure we can wait that long.

恐怕等不了那么久了。

We're going to substitute a better item for number 3.

我们将以品质较好的来代替三号产品。

We'll try one case of this.

那么，这种的就试一箱吧