摘要:被人们誉为西方“现代音乐”之父的约翰·塞巴斯蒂安·巴赫在他的生命中创作了大量的音乐作品，创作手法是以复调手法为主，结构严谨且感情具有内在性。本文以《二部创意曲》中的《b小调二部创意曲》（BWV786）为例，首先对作品的创作背景进行简介，进而对作品主题、结构、织体等形态方面进行分析，从而以点带面，透过这一首创意曲研究学习巴赫作品风格及其特征。

【关键字】巴赫、《二部创意曲》、复调音乐

ABSTRACT:Known as the western "modern music" father of John Sebastian Bach created a large number of music works in his life, creation is polyphonic, structured and feelings has intrinsic. In this paper, "two part inventions" in the "B minor two part inventions" (BWV786) as an example, the first part introduct the writing background, the theme,and then analysis the structure, texture and shape, so as to point to an whole area, through this first song to studie the creative works and features of Bach style.

【Key Words】Bach "two part inventions"  polyphonic music