Every year since 1996, on the last Monday of the last week inMarch, the National Day of Education on the Safety of Elementary and MiddleSchool Students (全国中小学生安全日) is held. This year itfalls on March 30. It offers us a chance to learn more rules about schoolsafety.
A survey (调查) shows that the worstaccidents were a result of stampedes (踩踏), fires and traffic.Experts suggest that right safety ways could avoid 80% of these accidents.
When facing an accident, the first and most important rule is tostay calm. But different accidents mean different ways of dealing with them.
A stampede happens easily in a place where a lot of people aregathered. When students around you begin to push, stand still (不动的) and hold onto something or stay in a corner.
发生火灾时，要保持冷静，听从老师的指示。Leave the classroom and use a piece of cloth to cover your mouthand nose so that you don't breathe in smoke.
If you take a school bus on your way home or to school, rememberto fasten (系牢) your seat belt and don'twalk around whenit ismoving. If you walk to school or go by bike, follow traffic rules. Wait for thegreen traffic light, and look left and right for cars before you cross theroad.
According to a study, the worst accidents were caused bystampedes, fires and traffic.
What is the first and most important rule when facing an accident?
What does the underlined word "it" in the last paragraphrefer to?
