1. May I see your passport, your customs and health declaration forms, please? 请您出示护照、海关申报表和体检表，好吗？

2. What's the maximum amount of wine you're allowed to take through customs duty-free? 海关允许你携带酒品的最高免税额是多少？

3. If you have more than the duty-free allowance or prohibited goods, you go through the red channel and declare them to a customs officer. 如果你携带的东西超出免税范围或属于禁带的物品，你就得从红色通道通过并向海关官员申报物品。

4. Please fill out this certificate of Entrustment, so that when your baggage arrives, we can go through the customs formalities for you. 请您填写一张委托书，这样行李抵达后，我们可以代您接受海关检查。