I won't lend you my computer ___ you promise to take care of it.

The manager of the Court Theatre agreed to put on the author's play because _______.

It has been reported that more than one kid ____with the “Bird Flu”.

Being out of work, Jane can no longer her friends to dinner as she used to.

Nowadays more and more students seem_____ to help their classmates who have difficulties in studies.

Mark plays ___ violin, while his brother prefers to play ___ baseball.

There are two major problems linked with atomic power plants, ____ one is related to nuclear waste.

The best title for this passage can be ______.

I heard the news ______ our team had won.

It is time that the government ___ measures to deal with the haze problem.

The author gave up medicine because at that time _______.

The reason____ I didn’t attend the lecture was that I got a bad cold that day.