必背句型:
A:How long will it take us to pass through customs?
办完通关手续需要多长时间?
B:About one hour.
差不多1小时。
How long will it cost to pass through customs?
办完通关手续需要多长时间?
It will take us some time to update the information.
更新信息需要一些时间。
It will cost us some time to update the information.
更新信息需要一些时间。

延伸阅读:
A:Do you have your customs declaration?
你有东西要申报吗?
B:Two bottles of wine.
两瓶酒。
I have had them declared.
这些我已经申报过了。
Have you anything to declare?
你有什么东西要申报吗?
May I give an oral declaration？
我可以口头申报吗?