先通读下面的短文，然后根据短文内容和所给首字母，在空格内填入一个合适的词，使短文意思完整。所填单词必须在答题卡标有题号的横线上完整写出。
Do you know March 14^th is International Police Day. The traffic police is just one group. No matter if it is in summer  o____1___ in winter, a holiday or a w___2____, we can see policemen w___3___ the traffic at the crossroads on the main roads.
There are over1.9 million policemen in our country. It is a day for us to s___4___ our respect for police, the people who keep m___5___ of families safe. Other police have different duties. Some are firefighters. Some watch out for bad guys and s___6___ crimes. Others keep the p___7___. Special police d___8___ with unexpected events. A good special policeman n___9___ a strong body as w___10___ as rich knowledge and many skills. He has to learn laws, science, shooting, driving and climbing.
To keep people safe, Chinese police put their lives at risk. Since 1990 more than 15,000 policemen have lost their lives. Another 20,000 were hurt in doing jobs.