In this paper, Bach polyphonic piano works as the research object to the history of Gwen combination to Bach’s keyboard works adapted for A cappella vocal chorus is inspired by J ? S Bach’s "three creative song" BWV797, "Tempered Clavier album " Volume 1 BWV846 Fugue, II BWV877, BWV887 and BWV871 Fugue example for analysis, to explore the use of the chorus in the works to try to elaborate a positive role in the chorus of Bach’s keyboard works on teaching and playing.This paper is divided into three parts, first part is a brief outline of the Baroque era music feature and the life of Bach overview of; in the second part, through the development and characteristics of the chorus history leads to the embodiment of the chorus in Bach’s piano works; in the third part, through analysis of works, combining music content, discusses chorus of grasp of Bach piano performance and teaching. |