The Study Of "可是"

In this paper,"可是"is studied and analyzed by using structural linguistics,cognitive linguistics,pragmatics and the grammar of the relevant theory from the syntactic, semantic and pragmatic point of view etc. in total and the last plane. This paper is divided into four parts:Chapter I,introduction. This section focuses on the research object, the meaning and selected research material of topics to introduce the theoretical background and research status and establish research methods and ideas.Chapter II,the Investigation and Analysis of"keshi".In this part"可是1","可是2","可是3"and"可是4"are analyzed from syntax and semantic,in which pragmatics is also analyzed,and"可是2"and"可","可是4"and"可"are compared to analyze.Chapter III,the grammaticalization of"可是".In this part,the paper focuses on the grammatical process of"keshi",that is subordinate phrases"可是1"→adverb"可是2"→turn adverb"可是3"→the conjunction"可是4".The last part,conclusion. This part mainly sums up the contents of this article briefly,and points out the lack of research in this paper.