| In the diachronic development process from ancient Chinese to modern Chinese, the scope adverb is a very important Chinese adverb part.At this stage, the research on Adverbs of scope of linguistics have been in active. A historical study of single scope adverbs, there are comparative studies of different adverbs of scope, the research angle diversity.This paper’s research goal is mainly about the Chinese scope adverbs "Du" and "Dudu". From two clues —diachronic and synchronic,talk about the two forms in three parts of semantic, syntactic,pragmatic, in order to explore the similarities and differences.This paper is divided into six chapters.First chapter is the introduction part, mainly talk about the research content, the research significance and the research survey about our country and abroad. At the same time, research methods, but also the article research mentality and the source corpus are described.The second chapter is a detailed exploration the meaning’s development and the evolution of the scope adverbs "Du" and "Dudu" from the diachronic perspective.The third chapter is the comparative analysis of the scope adverbs "Du" and "Dudu" from the semantic point of view, analyze the semantic which mainly involves two point and semantic strength, compared the similarities and differences between the persons.The fourth chapter is the comparative analysis about the two syntactic point of view, a syntactic perspective mainly relates to the ability of modified different parts of speech or composition analysis of the similarities and differences between the two words.The fifth chapter is the study of the similarities and differences between the two from the perspective of pragmatics, style difference relates to the phenomenon and the negative form difference, the difference focus selection.Finally, the sixth chapter is the analysis of the conclusion, summary of the analysis of the fifth chapter to the third chapter, also pointed out the deficiency of this article. |