Finding information in today’s world is easy．The_______is how you can tell if the information you get is useful or not。

It is no______arguing with Bill because he will never change his mind。

In the time of social reform, people’s state of mind tends to keep       with the rapid change of society.

It is a great       for a person to be able to drive when he is seeking a job.

It doesn’t make a(an)_______to me whether you go or stay.

I am ___ and they are ____.

With the address to help him he had no ____ in finding her new house.

Six ___ are eating grass at the foot of the hill.

Do you brush ___ every day?

That farmer has many ____ on the farm.

Deng Xiao Ping’s works ___ publihed.

This chemical works _____.

The rice ___ cut three weeks ago.

There ___ no water in the well.

Would you mind showing me the way to the ___ store.

We forgot both of the ____.

There are three ____ doing research work in the company.

Li Ming ____ Chen Dong when they met at the airport.

She wants _____.

Two ___ years ago she lived in New York.