1. "Ordinary people speak Mandarin, while literate people speak civilization."
2. "Pay attention to your language-what the people of China say."
3. "Speaking fluent Mandarin will make your career successful."
4. "When you speak Mandarin, there is no limit to the communication with the world."
5. "Speak Mandarin well and love my China; Popularize Mandarin and the world will see China. "
6. "Language is a bridge of communication, and Mandarin is a solid pier."
7. "Using Mandarin will make you look more elegant."
8. "Mandarin is a bridge between you, me and him."
"Speak fluent Mandarin and be a real China person."
10. "Speak Mandarin and communicate with you, me and him; East, west, north and south, like a family. "
1 1. "Let young people accompany popular languages, and let knowledge join hands with civilized languages."
12. "Being of the same ancestry, speaking Mandarin with one voice and sharing China feelings."
13. "Speak Mandarin and love new China; Take the hearts of everyone and build modernization. "
14. "Popularize Kyushu, reach the four seas, be a good media, and have no problem in your heart."
15. "Society is a home, and everyone speaks Mandarin."
16. "One Chinese character, one China sentiment; A mouthful of Mandarin, a China heart. "
17. "Do you want to communicate better with others? Please use * * * the same language-Mandarin. "
18. "In order to make our life more harmonious, please speak Mandarin."
"19." Putonghua-the cleanest toothpaste for cleaning the mouth. "
20. "Work is easy and life is beautiful, thanks to good Mandarin."
The above contents can be used alone or in combination to create more influential and attractive calligraphy works.