Cognitive linguistics,which appeared at the end of the 1970s,had developed rapidly in the next two decades.It has exerted strong impact on linguistic investigation by reversing the formal approach advocated by Chomsky,bringing forth a new paradigm and achieving striking results at different levels.In recent years,some linguistic investigators,not satisfied with the pure study of language,started to focus on the social characteristics of language,which promoted the appearance of Cognitive Socioli...