Interviews were carried out ________ over the telephone，via e－mail or fax or face to face in four cities including Beijing，Shanghai，Guangzhou and Wuhan.

—Must I turn off the gas after cooking?
—Of course.You can never be ________ careful with that.

He looked ________ at the news that his favorite team had lost the game and felt ________ that Martin should have taken part in it.

The workers have produced _______ this year as they did two years ago.

David jumped _____ to get the first ______ the beginning of the sports.

It was __    _ that he had to ask for help.

In the bubble years, lending standards slipped ______,allowing   many people to put far too much of their income into paying for their housing.

Life is stressful, and complaining may be considered by many as an extension of being________normal.

They’ll be here soon. ______ we’ll have some coffee.

The programs of UNICEF have saved thousands of African children who would      have died from hunger or disease.