书信和序跋两种应用文体在古今的实用文体之中,应用是比较广泛的,它们的体式和要求不一样,应用范围及作用也是不一样的,而作为桐城派的中后期散文家代表人物的刘开,对书信及序跋有着自己独特的见解,本文就刘开书信、序跋创作进行了简单的分析探索。 Correspondence and preface and postscript two kinds of applied style in ancient and modern practical style, the application is more extensive, their style and requirements are not the same, the scope and role of the application is not the same, and as the representative of the later stage of the Tongcheng School prose Liu Kai has his own unique opinions on letters and prefaces and postscripts. This article makes a simple analysis and exploration on Liu Kai letters and prefaces and postscripts.