第一句：Do I have to go through the immigration and customs?

我需要通过入境和海关检查吗?

A: Do I have to go through the immigration and customs?

我需要通过入境和海关检查吗?

B: Yes, and get the passport ready at that place.

对，而且到那儿一定要准备好护照。

第二句：Do they have any restrictions on the articles we're carrying at the Customs?

海关对个人所带的物品有限制吗?

A: Do they have any restrictions on the articles we're carrying at the Customs?

海关对个人所带的物品有限制吗?

B: Yes, they'll check to see if you are carrying any contraband.

是的，海关要检查你有没有带违禁物品。

大多数第一次出国的人，当飞机在异国机场降落，来到海关检察人员面前接受检查时，紧张感油然而生，因此一定要提前问清楚海关检查的有关手续，做到有备无患。

其他相关的问题还有：

Shall we state the purpose of going to a certain country?

去一个国家时得陈述旅行目的吗?

What should I say if they inquire about my purpose?

如果他们问我旅行的目的我该怎么说呢?