Post a no-pass sign

△ Please don't show your painting ability on the white and flawless wall.

△ When washing the brush, don't use it as a golden hoop and dance wildly.

△ As long as you twist it gently, the faucet will smile through tears.

△ Flowers and grass are alive. If you hurt them, they will cry.

Green grass and bright flowers have put on new clothes for our campus.

Please lift your feet and let the flowers and green grass smile.

△ Green grass, please be merciful.

△ "A drop of water returns a spring", please dry the tears from the faucet.

△ If there is a clean face on your desk that smiles at you every day, you must be in a good mood.

△ Saving time means prolonging life.

△ The most eye-catching flower in the "moral garden" on campus is the flower of civilization.

△ The sun is scorching, and the flowers are bent down with thirst. Please send drinks quickly.

△ Graffiti and carved tables and chairs, sorry for you, me and him.

△ Don't let the "little girl in a cuckold" catch a cold, and the beautiful singing voice echoing on campus will disappear.

△ Let stray scraps of paper go home!

△ Love flowers and trees! This is the color of life.

△ Are you willing to leave scars and spots on your face? Please be kind to the tables and chairs!

△ Close contact with the grass, do you want to listen to their crying voice or watch their beautiful dance?

△ Mother Earth's clothes are colorful, so don't embroider "white butterflies".

△ Let the "white butterfly" stop flying and let the green no longer sigh!

△ "Tick-tock, tick-tock", the faucet is crying silently. Go and make him happy!

△ Don't think that you are a "magic pen", draw whatever you want.

△ When studying, concentrate on learning; When you play, have fun.

△ After class, the electric fans and fluorescent lamps in the classroom should also have a rest.

△ In the blue sky and white clouds, the bright five-star red flag rises with Ran Ran's colorful dream of Ran Ran.