2. Personal thoughts: your special views on the topic, the reasons for choosing this topic, your thoughts on previous research results and opinions, the shortcomings of previous research, and the starting point for your choice of research. To reflect your thoughts and highlights on this topic, you should explain what you want to do on the basis of other people's research, that is, why you want to write this paper and what problems you want to solve.
3. Significance of topic selection: the value and significance to be studied in terms of the future development trend and prospect of practical work activities. The basis of a study is that it should be meaningful and it is best to put it into practical production. Meaning includes historical significance, theoretical significance and practical significance. We can also discuss the value and significance of research from the philosophical height, from a professional or disciplinary perspective, from a theoretical perspective and so on.