Merriam's behavioral theory puts forward the three-dimensional cause-and-effect model of "concept-behavior- sound" for the ultimate questioning of music about "how" and "why." Merriam's music "behavior" is not the object of music study, but just the means to the study. His purpose is not to study the inner operation mechanism of music behavior in the whole process of music production. Therefore, he lacked discussion on the subject of behavior, behavior individual, behavior formation and behavior specific scene. The interpretation of m...