本文将从《G大调钢琴奏鸣曲中》的创作背景、作品分析及作品中所蕴含的“悲情主义”因素等方面入手,用理论分析的方法来证明《G大调钢琴奏鸣曲》的重要性及其地位,通过论证更加明确作曲家的创作意图,从而更准确地把握作品风格,有助于实际演奏。 This article will start with the creation background, the analysis of the artwork and the factors of “sadism” contained in the piano sonatas in G major, and prove the importance of “Piano Sonata in G major” with theoretical analysis. Sex and their status, through the demonstration more clearly the composer’s intention to create, so as to more accurately grasp the style of the work, contribute to the actual performance.