The Distinction of the Quotation of the Book of Songs in Zuo's Commentary

From Zuo's commentary, 277 examples, which could be distributed of dubbed with music, recited, sung, quoted, newly composed and in beoad senes, are in connection with The Book of Songs. Among those 6 types, dubbed with music, recited and quoted are totally what we called the quotation of The Book of Songs; examples form sung are partly belongs to the quotation of The Book of Songs; rest one, newly composed and in broad sense shoule not be considered as the quotation of The Book of Songs.The distinction of quotation of Book of Songs in Zuo's Commentary will contribute to a more comprehensive understanding of its academic values.