在汉语语法研究中,“主语”“话题”问题是一个既老又新的课题。本文从赵元任“汉语主语等于话题”的观点出发,简要分析梳理了国内几位有影响的语法学家对主语、话题以及两者之间关系的看法,并对此问题提出了自己的观点。 In the study of Chinese grammar, the subject of “subject ” is an old and new subject. From the viewpoint of Zhao Yuanren ’s “Subject of Chinese is equal to Topic ”, this article briefly analyzes and analyzes the views of several influential grammarians on the subject, topic and the relationship between the two, and put forward their own views .