题目

March 14 is International Police Day. 36._________ No matter if it's burning hot or icy cold, a holiday or a school day, you'll see policemen at the centers of the streets directing(指挥) traffic. 37._________ . There are more than 1.7 million policemen in China. 38. _________. Other police have different responsibilities (责任). Some are firefighters (消防员). Some watch out for bad guys and solve crimes(犯罪). Others keep the peace. Special police deals with unexpected events. 39._________ He has to learn laws, science, shooting, driving and climbing. To keep people safeThey would be good friends _____ he saw her at the party. [     ]A. for the first time B. first time C. the first time D. it's the first time