1, the first paragraph: briefly introduce the background and importance of the research question, and put forward the research significance and value of this question.
2. Paragraph 2: Summarize the achievements and shortcomings of predecessors in this field, and emphasize the research status and the direction that needs improvement.
3. The third paragraph: explain the research purpose, method and theoretical framework of this paper, and explain the relationship between this paper and previous research results.
4. Last sentence: Summarize the research contents and conclusions of this paper.
When writing an introduction, you should pay attention to the following points:
1. Concise and clear: The introduction should describe the research object, research significance and purpose as concisely as possible, and avoid using too many technical terms or complicated sentence structures.
2. Reality: The introduction part needs to reflect the practical significance and practical value of the research, so that readers can have a more real understanding of the importance of the research.
3. Logical clarity: The introduction part needs to be described in chronological or logical order, so that readers can understand the development process and main ideas of the research.
4. Do not copy: The introduction should abide by academic ethics, do not copy other people's research results, and correctly quote previous research results and references.
In a word, the introduction is a very important part of the paper, which needs careful preparation and writing, so that readers can have a clear understanding of the research content and significance.