You need to check this bag. / 你要检查这个包。 Guides, crosswords and practice

There is a fee for this. / 这要付钱。 Guides, crosswords and practice

Place laptop and keys here, please.  请将笔记本电脑和钥匙放在这里。 Guides, crosswords and practice

Passport, please. /请出示护照。 Guides, crosswords and practice

Pass through. /走过去 Guides, crosswords and practice

Hands up, please. /请举手 Guides, crosswords and practice

Do you have a clear plastic bag? /你有清洁塑料袋吗？ Guides, crosswords and practice

I would like an aisle seat. /我想要一个靠走廊的位置。 Guides, crosswords and practice

I would like a window seat. /我想要一个靠窗的位置。 Guides, crosswords and practice