Based on ZHANG Ji-sheng,ZHAO Yan-chun and WANG Wen-bin,the author of this paper will discuss infixation with regard to its nature and function from the perspective of continuum,shows that infixation is inflectional with syntactic functions,which,in the meantime,also tends to be derivational.

The Reasons and Analysis of Loss of Inflectional Affix;

The paper discusses the grammatical functions of the simple tone inflection in Chinese dialects:(1) forming diminutives;(2) marking lexical or semantic distinctions;(3) forming plural or possessive of personal pronouns;(4) forming completive aspect.

Based on such concepts from cognitive grammar as iconicity, analogy mechanics, word order,grammaticalization and the diachronic study of English inflection, this article tries to probe into the powerful explanation of cognitive grammar incorporating human and the world as the subject and the object into the scope of linguistic study.