根据短文内容,用方框中所给单词的适当形式填空。每词限用一次。
Nowadays, we are paying more attention to our students’ safety in our country. But what do other countries do to keep students safe?
In Japan, earthquake drills (演练) are held once a month. They students safety tips during an earthquake. The training students escape from earthquake-stricken areas. In Australia, most students take first-aid courses at school. They learn basic first-aid in the class, such as, how to use the emergency (紧急) number for an ambulance (救护车) and what to do someone is hurt. Most US school buildings have fire escapes. They are told to get to the fire escape through a fire exit door or a window. It is not a good idea to jump out of the window from than two floors because they may get injured.