Using Philosophy in the Flesh\'the philosophical basis of the cognitive linguistics and the prototype categorization theory,this paper goes on a cognitive analysis of the emotion"happiness"between English and Chinese.

Application of the prototype theory to English words remembering;

This is to join the prototype theory and the study of conditionals up organically,and enrich the prototype theory study in the field of syntax.

A Re-categorization of Prototype Theory and Demonstrative Pronouns in Chinese;

The present paper explores their respective prototypical and non-prototypical uses and expounds the major similarities and differences between "pun" and "shuangguan" in terms of prototype theory.

This paper first discusses the weakness of cultural stereotype as a concept and then attempts to analyze cultural stereotype on the basis of prototype theory.

Based on prototype category theory, this paper, through the illustration of the spatial meanings of “on”, attempts to investigate its prototype and the relationship between the spatial meanings, as well as the metaphorical extensions of the spatial meanings to abstract domains.