________ is exciting news that she has received a doctor’s degree.

I hope that ______ that I’ve been able to do is of some use to you.

There is         useful book and         interesting magazine on the desk. They are       my brother’s.

Did you buy ______for your parents?

(2013·陕西西北工大附中模拟)—What about the price of these washing machines?—They are equal in price to, if not cheaper than，________ at the other shops in the street.