1, every grass and tree is life, and environmental awareness is important.

2, fragrant grass, the world is worry-free.

3. Reduce white pollution and add a green color to the earth.

4. Don't let tail gas become the oxygen of the earth, don't let black and white become the decorative color of the earth, and don't let the last drop of water become the tears of the earth.

5, * * * * care about the appearance of nature and work together to describe beautiful rivers and mountains.

6. Blue is the sky, yellow is the earth, and green is the earth!

7. I don't like wearing masks, although it's faster by car and more comfortable by bike.

Be merciful, stay young, respect nature, and be happy with you and me.

9. There are mountains, water and earth, and there is no happiness in the desert.