6.【单选题】从国家的起源看，国家是（）

If you are driving to the airport, can you give me a ____?

My mother told me that I ____ better take a train.

There are always different kinds of ____ from this tour group.

What is the ____ of that flight attendant?

This airline has 150 international ____.

He has finally ____ in the new city.

What is the ____ of your visit to this city?

The reservation agent ____ a window seat fot him on the flight.

There is not even one ____ seat on this flight. It＇s all booked.

I have ____ from the cold and will go to work today.