In some schools children who prefer to read books rather than ________ football become social outcasts (被抛弃者 ).

The opposition leaders ________ the government for not taking action sooner.

The TV station, in ________ to massive popular demand, decided to continue the soap opera(肥皂剧 ).

I won't ________ those children making a noise in my house!

The association is ________ to raising funds to help the blind.

Since William had been seriously ill for several months, his parents were worried about________ to return to school full-time.

It ________ as a shock to realize that I was not alone in the room.

________ so many people in the United States been out of work as today.

When he suddenly ________ up the subject of genetic engineering, there was an embarrassedsilence.

The problem ________ when the students refused to do their homework.