________I met him，he was working as a secretary in a big company.

I am writing to express my _______ for the safety of children travelling on school buses, especially those on high-risk and highway-speed routes.

 — The government plans to build a new hospital near the road.— So the neighboring villages will get great ______ from that.

 In China, peach is a ______of long life and therefore makes an ideal birthday present. 

Many scientists have believed that there may be a _________of life on the Mar．