Write two slogans prohibiting loud noises

1. Don’t make noise, keep quiet!

2. Making noise in a low voice is beneficial to others and oneself.

3. Silence creates harmonious beauty

4. Whisper softly so that we can all hear each other clearly!

5. Be polite and polite and don’t make noises

6. Heart-to-heart communication requires listening quietly!

7. Your soft words show respect to everyone!

Slogans [biāo yǔ] refer to: propaganda and agitation slogans with concise writing and clear meaning. A slogan is a slogan written in short text that has a propaganda effect.