The thesis places the application of the Chinese classic aesthetic category to the research work of Chinese classic literature, specifically proposes Realm as the core category of literature development following the one of “people-ori- ented”“realism”and“humanism”.

so this shows that basis category or core category(the two concepts are used alternatively in academic circle.

The research on the core category is important for both the development of the subject and the construction of environmental law system.

The dissertation points out several semantic subcategories, nuclear subcategories and basic semantic features of the four prepositions respectively, concludes the special usages of the each four prepositions.

In the present study, the writers lay emphasis on the analysis of the scope of medical civil judicature, and discuss its definition and contents so as to make a basic research for the establishment of the medical civil ju.

There are differences in connotation and research scope between the two, and they also have natural and intrinsic relations:research of the former necessarily extends to the later, and research of later necessarily trace to the former.

Methods and shift of water right category study;

Benefit, the Crucial and Basic Category of Historical Materialism Theoretical System;