According lo a new survey . Students' safety has become a big problem .Nearly 50% of students say they are worried about robbery  on the way to and from school.Now in main big cities.in China some schools have taught all unusual lesson: self-protection. Students like this lesson because there are no exams or boring classes. And they can learn how to save lives and know how to stop danger before it really happens. Chen Haoyu, a teacher at Beijing No 25 Middle School .give young students advice on how to deal with danger If you are robbed Keep calm.lf youcan not cry for help or run away.Give the robber your money.Try to remember what the robber looks like and tell the police later. If you are in a traffic accident. It a car hitsyou. You should remember the car number.If it is a bicycle. Try to call your parents before you let the rider go. This is because you don't know how seriously you are hurt If it is raining hard and there is lighting.   Don't stay in high places and stayaway from trees. When there is a fire.Get away as fast as yon can.Put wet things on your body and try to find an exit.Do not lake the lift. If someone is drowning  If you can't swim. don't get into the water. Cry out for help. Remember that danger is never as far away as you think.Take care of yourself at alI times! lf your house is on fire,you must   _   .
put dry things on your body run quickly and take the lift run away and find an exit as quickly as you Can take everything you have and then run away