He lost his air ticket.

他的机票丢了。

We bought the air ticket online.

我们在网上买了机票。

Can you help me print the air ticket?

你能帮我打印机票吗？

We need to book the air ticket in advance.

我们需要提前预订机票。

The price of the air ticket has gone up recently.

机票价格最近上涨了。

They sent me a free air ticket.

他们给我寄了一张免费的飞机票。

You can book an air ticket online.

你可以在网上预订飞机票。

I need to buy an air ticket to New York.

我需要买一张去纽约的飞机票。

The price of an air ticket has gone up recently.

飞机票的价格最近上涨了。

He lost his air ticket, so he can't board the plane.

他的飞机票丢了，所以他不能登机。