Teacher specialization is a subject with very strong practicality as regards its essence. This paper analyzes the main problems of the existing teacher professionalism, poses and argues the 3 hypotheses of teacher professionalism. Around the reality of teacher professionalism, the author brings forward and establishes a new teacher evaluation system, which reflects the diversity of the main body for the evaluation, the diversity of evaluation content and the multiple of evaluation process and result. The new pattern is conducive to the right direction of the practicality of teacher professionalism, reflected as follows: Teachers' whole course of specialized practice is setting out from students' life world, clasping the exploration and consideration of human nature with kindhearted and pitiful heart, opening students' soul world through the convection of the emotion and by stimulating one's volition so as to make knowledge get natural formulation. (Contains 2 figures.)