(1) First introduce the research significance of this field.

(2) Rewrite the research background and development of this field.

(3) Write the current research level, existing problems and possible reasons.

(4) Then write out the further research topic and development direction.

(5) Finally, you can add some of your own views and feelings.

Literature review generally consists of title, author, abstract, key words, text and references. The body part consists of preface, body and summary.

This paper mainly puts forward questions, explains the purpose of writing, introduces related concepts and the scope of review, briefly explains the current situation, development trend or controversial focus of related topics, and chooses the purpose, application value and practical significance of this topic, so that readers can have a preliminary outline of the problems to be described in the full text.

The writing difficulties and methods of literature review;

A good literature review should be both strategic and down-to-earth; It's like exploring concealment and inspiration. Literature review, as its name implies, consists of "synthesis" and "narration". The first half of "synthesis" is not too difficult, if we can comprehensively classify, refine and summarize according to a large number of documents consulted.

The comment, description and analysis in the second half are the dividing line of a summary, which needs to be integrated into the author's own theoretical level, professional foundation, ability to analyze and solve problems, and put forward his own unique views on the basis of reasonable analysis of the problems.