2. If we don't attach great importance to the violation of rules and regulations, we will harm others and ourselves.

3, the disease from the mouth, accidentally put.

4. Be prepared for danger in times of peace, be happy every year, and the alarm will ring.

5. Steady development in a down-to-earth manner.

6. Life is only once, and safety will accompany you all your life.

7. Take measures to nip in the bud.

8. For the sake of safety, it is better to have a broken heart and not let accidents hurt people.

9. Frost strikes rootless grass and accidentally designs to find lazy people.

10, hidden dangers are more dangerous than open flames, and prevention is better than disaster relief.