Physical Education and objective evaluation system can effectively improve teaching effectiveness. In order to find a more objective and scientific teaching evaluation system, this paper designs use AHP method to construct a public sports teaching evaluation system, including the teaching process, teaching effectiveness, teaching evaluation three indicators and evaluation systems were evaluated to determine the index weights concluded: teaching methods to improve the health level, in the form of teaching organization occupies an important position in the evaluation system evaluation. Thus, in the public physical education, in order to improve the quality of teaching, innovative teaching methods should be highlighted in order to improve students' health for the purpose of taking into account the form of flexible teaching organization.