The city belongs to you, the green grass belongs to you.

9、开拓礼貌事业，树立环境意识。

Develop the cause of politeness and foster environmental awareness.

10、除了你的笑脸，什么都别留下。

Don't leave anything but your smiling face.

11、请您足下绕一绕，草儿向您笑一笑。

Please walk around your feet and grass will smile at you.

12、地球是我家，共同保护她。

The earth is my home, protect her together.

13、小草对您微微笑，请您把路让一让。

Grass smiles at you, please give way.

14、建环保模范城市创美好幸福生活。

Build a model city of environmental protection to create a better and happy life.

15、爱花、爱草、爱树、爱校园。

Love flowers, grass, trees and campus.

16、小草对您微微笑，请您把路绕一绕。

Grass smiles at you. Please take a turn around the road.

17、保护环境是每一位公民应尽的职责。

Protecting the environment is the duty of every citizen.

18、当环保卫士，做时代公民。

Be a guardian of the environment and a citizen of the times.

19、开发与环保同步，生产与治污并举。

Development and environmental protection should be synchronized, production and pollution control should be carried out simultaneously.

20、每人少扔一张纸，地球就会更美丽。

Everyone throws less paper, and the earth will be more beautiful.