2.Volunteer firefighters; volunteer tutoring.
3.The fireman smashed the door down to reach the children
4.The firemen smashed in the door.
5.The crowd pulled back to let the firemen through.
6.a building housing fire apparatus and firemen.
7.The fireman forced the door open to rescue the baby.
8.The newspapers acclaimed the fireman a hero.
9.Fireman No. 1: What do we got there?
10.John is a New York City firefighter.