1. Select a page, enter the word software interface of WPS and click the left mouse button to select the page to insert into the paper directory.

2. Click the reference tab, click the reference tab above, and then click the function option of the directory below the reference tab.

3. Click Directory Style. Select the style of paper directory you want in the pop-up selection box, click this style, and then click Yes.

Paper type:

In order to explore and master the writing rules and characteristics of papers, it is necessary to classify papers. Because the content and nature of the paper itself are different, the research fields, objects, methods and expressions are different, and the classification methods of the paper are also different. Papers can be divided into theoretical papers, experimental papers, descriptive papers and design papers according to the nature of content and research methods.

Thematic type: this is a kind of paper that expresses opinions in the form of direct discussion and puts forward academic problems of a certain subject from the front on the basis of analyzing previous research results. Argumentative paper: This is a paper that aims at others' views on an academic problem of a certain subject, with sufficient arguments, focusing on exposing its shortcomings or mistakes, and expressing opinions through argumentation.

This is a kind of paper that introduces or comments on an academic problem of a certain subject on the basis of summarizing the research results of predecessors or present people to express their own opinions. Comprehensive type: This is a paper written by organically combining summary type and demonstration type.