the teachers in their school is about 200 and one fourth of them are teachers.

Don’t arrive late __________class, Tony.— Sorry, Ms Wang.

The millionaires, ____, are not happy as most of us had thought.

About 90 percent of the equipment presented bythe administration， as well as the facilities of our own， made good use of in the teaching.

It is reported that the government has ____the outbreak of violence by sending a large group of soldiers to police thearea