I left quietly, just as I came gently.

3. Protect the school environment and create a holy place for students.

The tree is green and the earth has a pulse.

The grass smiles at you, please make way.

Please take good care of flowers and trees, they will give you a green life.

7. The flowers taken away were short-lived and stayed. Beauty is eternal.

8, flowers can be directly rewarded, without folding flowers and rewarding branches.

9. Green is the true color of the earth.

10, green grass, how can you stand it?

1 1. Create green fashion and embrace green life.

12, pay attention to the grass under the ground when stepping, and brush it with your fingers.

13, give me a piece of green and give you a piece of yin.

14, one less footprint, one more fragrance.

15. Protecting the ecological environment means taking care of yourself.

16, if you want a clean and beautiful campus, please keep in mind health and civilization.

17, everyone participates in environmental protection and strives to be a green angel.

18, green campus, green life.

19, protecting the environment starts with me, caring for schools starts with students.

Without trees, the world would be desolate.