用方框里所给单词的正确形式填空，使短文通顺、完整．（每词限用一次）

move       direction       fall       you      result easy       they         against       safe     important

What should you do if you are in a crowd（人群）?  The first and ________thing is to make yourself clear where you are and where the exits are. No matter where you are, make sure you always know how to get out and to be safe.
Make yourself know the type of ground youu are standing on. Wet or uneven（不平坦的）ground can cause you __________ down in a crowd of moving people.
If you find _____________in the middle of a moving crowd, you must be careful. Do not walk __________ the moving direction and do not stop or sit down, because you could get trampled (踩踏) ___________. Instead, move in the same___________of the crowd. Keep your hands up by your chest（胸部）to protect your chest. If you fall down, get up quickly, If you can't get up, ask someone to pull you back up. If you have kids, lift__________ up.
If you fall and cannot get up, keep on ___________ in the same direction of the crowd. If that is not possible, then cover your head with your arms.
Try to get away from hard things in a crowd. If you're pushed against them, as a ___________, you may be hurt badly.
We should learn to protect ourselves. Stay away from the crowd.
Remember: Whatever you do, __________is first!