| Word-class Shift in modern Chinese is a language phenomenon which appears increasingly in recent ten years. It is not so frequent as it is in ancient Chinese, but still an indispensable part of lingual application at present for its multitude and development. Therefore, it attracts wide attention in the studies of modern Chinese glossary and grammar.This thesis mainly study the shift of noun, adjective and verb which especially since reform and opening up. We analyze and elaborate word-class shift in grammar, rhetoric and cognition; In order to reveal the reasons of this phenomenon's emergence, we analyze the relations between word-class shift and appearance of latent language; According to the questionnaire survey of public acceptance, we describe its current situation; Finally, we discuss the relation between word-class shift and Chinese standardization, analyze its changes since the reform and opening up and trends in the future. We intend to carry on the previous studies and make some complement, development and improvement. |