The price of food is _________ this year than that of last year.

I’m sorry，the sales manager is not________.He is on the telephone at the moment.

There was an _________ look on his face when he knew the bad grade of his son.

Would it be ___________ for you to pick me up at four o'clock and take me to the airport?

Although we met with some difficulties in building the railway, we were still _____ about finishing it before the deadline.

The scientist corresponds with colleagues in order to learn about matters ______ to her own research.

He is very popular among his students as he always tries to make them        in his lectures.

Microblog（微博）        with so many people is sure to influence our society..

Apart from the opening and closing ceremonies and some key matches, ticket price will be____to ordinary people.

--Are you satisfied with what she has done?
--Not a little. It can’t be______.