The basis of choosing the topic of the paper needs to be considered according to the research field, hobbies, social needs, academic value and other aspects. The following are some common writing ideas and suggestions:

1. Research field: First, consider your own research field, find your own interesting or unsolved problems from the existing research in this field, and think about how to expand or deepen the research in this field.

2. Hobbies: Choosing topics that interest you can stimulate your interest and motivation in writing, and you can better understand and master the research status and development trend in this field.

3. Social needs: from the perspective of social development, choose topics closely related to social needs, such as environmental protection, health, and scientific and technological development.

4. Academic value: Choosing topics with academic value, such as the development of a certain subject, the contribution to social progress, and the solution to theoretical or practical problems, can improve the academic influence and citation rate of the paper.

Generally speaking, the basis of choosing a topic should comprehensively consider personal interests, research fields, social needs and academic value, determine a research direction with a certain depth and breadth, gradually narrow the research scope, and clarify specific research issues and objectives.