The Tang and Song Dynasties, the word and the instruments are closely related. Musical instruments are in a variable, the form of the word is changed, the word mood, rhythm also change, which is a key factor in the Tang and the Five Dynasties and two Song style’s difference .The words and music by clutch, cooperation between the music with the contemporary scholars also has a direct effect on rheological style of words. In a word, Tang and Song poetry under the influence of the music gradually transformed from the musical literature to pure literature .