本文运用语言亲缘关系理论及语言学比较方法 ,对蒙古语助动词“ge ”和满语助动词“sembi”进行比较分析 ,展示了“ge ”和“sembi”在各自语言发展中的演化过程以及在蒙古语族语言和满—通古斯语族语言里语音表现形式 ,探讨了其语言对应规律、语法功能和词汇意义 ,从而论证了蒙古语助动词“ge ”和满语助动词“sembi”的同源关系。 This article uses linguistic kinship theory and comparative linguistics to compare and analyze Mongolian auxiliary verb “ge” and Manchu auxiliary verb “sembi” and show the evolution of “ge” and “sembi” in their respective linguistic development as well as in Mongolia Ethnic languages ​​and Manchu-Tungusic languages, and explores the corresponding rules, grammatical functions and lexical meanings of Mongolian language, and thus proves the homology between Mongolian auxiliary verb “ge” and Manchu auxiliary verb “Sembi”.