请阅读下面这篇文章，在所给的每个空格中填入一个形式正确、意义相符的单词。

It is very important for us to live and work safely. In China, safety education(安全教育) is  more and more important now. Students had better learn to keep  safe.

Stampedes(踩踏) and fires are the main accidents. Maybe students usually meet these .

How can we protect ourselves  the accidents?

A stampede always  in crowded places. When students around you begin to push(推), just stand there  try to hold on to something. If you  down, move to one side and protect your head with your two hands around it.

When there's a fire, try to leave the building as quickly as . It is better to cover your mouth and  with something wet. If you don't do like this, the fire and smoke may  you easily. Remember, the most important thing is to stay calm in a fire.