Writing ideas: Slogans should be short, and the central idea of economy should be reflected in limited words.

Text:

1, save food and give more opportunities for later life.

2, drink water to think of the source, eat frugally. Every Chinese food on the plate is hard work.

There is only one pill left, which can save a person's life.

4, a grain of rice, a drop of sweat, and a grain of sweat!

5. Cherish and save food and build a conservation-oriented society.

6, cherish food, grab from the doll.

7. Cherish food and start with me.

8. Cherish food, save resources and promote the harmonious development of society.