If you were asked to design a slogan for the classroom, what would you write?

Tell them more in silence than in voice. Be careful to lose your voice loudly.

Please don't speak loudly and don't surprise others (or readers).

Quiet creates harmonious beauty,

Silence is a kind of beauty, silent beauty.

Quiet fantasy is the dream of an angel.

Quiet and elegant.

Confucius will wither if you dare to speak loudly.

I hate people with loud voices, they have no technical content at all.

The running water is ruthless, please keep the building quiet.

Heart to heart communication requires quiet listening.

The water is not deep, and the dragon is the spirit; The sound is not high, as long as there is sound.

Speak loudly in class;

Keep quiet after class.

Your whispering is a respect for everyone.

Let's cheer loudly in the future.

Today, let's study quietly.

Don't speak loudly, or you will be surprised by the learners.

Be quiet! Net! To!