1. Clear theme and purpose: the paper should have a clear theme and purpose, so that readers can clearly understand the research problems and assumptions of the paper.

2. Rigorous structure: The paper should have a clear structure, including introduction, methods, results, discussion and conclusion. These parts should be organized in logical order so that readers can easily understand the content of the paper.

3. Reliable data and analysis: The paper should use reliable data and analysis methods to support its views and conclusions. This may include experiments, observations, surveys or other types of data collection and analysis methods.

4. In-depth discussion: the paper should discuss the research results in depth, explain the significance of the data, evaluate the advantages and limitations of the research, and put forward suggestions for future research.

5. Clear language and expression: The paper should use clear and concise language to express opinions and conclusions. Avoid using complicated sentence structures and technical terms, so that most readers can understand the content of the paper.

6. Citation and references: The paper should correctly cite all the sources of data, research and opinions used, and list these sources in the references. This helps to ensure the academic integrity of the paper and enables readers to trace the original materials.

7. Originality: The paper should show the author's unique contribution in the research field, which may include putting forward new theories, methods or viewpoints, or improving existing research.

8. Readability: the paper should have good readability, including font, font size, line spacing, paragraph spacing and other appropriate typesetting formats. In addition, the title, abstract and key words of the paper should be concise, so that readers can quickly understand the main contents of the paper.