证件

1. 我查验了他的证件。
   I examined his credentials.
2. 你能为这些要求提供证件吗？
   Can you document these claims?
3. 移民局的官员将要求你出示证件。
   Immigration officials will ask to see your papers.
4. 我们通过机场查验护照的关卡时，查验了我们的证件。
   Our papers are checked as we go through passport control at the airport.
5. 那项要求很有意思，可是你有证件加以证明吗？
   That's a very interesting claim, but can you document it?

件的英语翻译：