On the Style-variant and the Style-breaking in the Prefaces of the Epitaph in the Han Dynasty

Epitaph was important in Han Dynasty,and has been consistently focused by researchers.But there was a lot of the style-variant and the style-breaking in the prefaces of epitaph in Han Dynasty,which is not studied in the literature research field.And their modes are as follws: epitaph is similar to funeral eulogies,which lead people to write preface by using any ways of writing funeral eulogies;the non-utility of epitaph causes some writers write in story style;the change of shape shows us that the privatization was enhanced,and some works were written in dialogues;people wrote epitaph in poem style and the verse style and displayed their writing talents.