Young students are ______ not to smoke, either in or out of school. 

 To people's great surprise, in Japan Earthquake, a young man ________ the big earthquake under the ruins where he stayed 7 days without anything to eat.

About ____ of the teachers in our school ____ young people under thirty.

—The company has been performing poorly during the past few years.—In my view, it needs to _______ its image.

The driver should be punished! He shouldn’t _______________ running red lights.