奏鸣曲最初只是一种乐器的演奏形式。18世纪发展为一件或两件乐器演奏的曲式巴赫促成了奏鸣曲式的形成,而海顿、莫扎特、贝多芬等作曲家使其更为完善奏鸣曲包括三个主要部分:呈示部、展开部和再现部呈示部展示和引 Sonata was originally just a form of instrument performance. The 18th century development of one or two musical instruments played Bach contributed to the formation of the sonata, and Haydn, Mozart, Beethoven and other composers to make it more perfect Sonata consists of three main parts: presentation, Reproduction Department Presentation Department and cited