Is it best to write the introduction chapter and the conclusion chapter in sections? The reason for this is the following：

Yes, because writing in sections can enhance the clarity and readability of the document structure. By separating the introduction chapter and conclusion chapter from the text, readers can more easily understand the overall framework of the article and accurately find the contents of the introduction and conclusion. This will help readers to better understand the author's intentions and viewpoints.

I. Introduction

1. Introduction refers to the part written in front of a book or an article that is similar to the preface or introduction, as an overview or feeling of the book, and also refers to the opening remarks of symposiums, seminars and symposiums. Also known as preface, preface or general introduction, it is often used as the beginning of scientific and technological papers to put forward the problems to be studied in the paper and guide readers to read and understand the full text.

2. As the beginning of the paper, the introduction briefly introduces the writing background and purpose of the paper, the origin and realistic requirements of the research, as well as the preliminary work and research survey in related fields, and explains the relationship between this research and the preliminary work, research hotspots, existing problems and the significance of the author's work, which leads to the theme of this paper to guide readers.

Second, the main content of the introduction part of the paper.

1, explaining the theme, scope and purpose of the paper.

2. Explain the cause, background and brief historical review of related fields of this study (what have predecessors done? Which ones have not been solved? How's it going so far? )。

3. Expected results or the significance of this study.

4. The introduction is generally not segmented, and the length depends on the content of the paper. The introduction of papers involving basic research is long, and the clinical case analysis should be short. The introduction of most foreign papers is relatively long, generally around 1000 words, which may be related to the strict limitation of the number of words in most foreign journals.

Third, conclusion writing

1. Summary ending is the most common and common ending, which will make your article look more informative and regular.

2. Predictive ending is equivalent to pointing out the trends and results of news development at the end of news reports. Although it is predictive, it should be based on facts and cannot be predicted blindly.

3. Background ending This kind of ending usually arranges news background materials at the end, supplements the main news facts, and appropriately explains and compares them.