Using the method of system theory, this paper tries to find out how to give full play to the teacher's dominance and student autonomy and enthusiasm. And put forward overall and comprehensive ways to fully excavate the potential of teachers and students, promoting the interaction between the lateral interaction between teachers and students as a whole. Teaching is learning, we need to give full play to the interactive learning between teachers and students, thinking collision, the synergy of mutual integration, synergy complementary advantages, to improve the ability of the teachers and students together to create and realize the goal of the research ability of the students writing or.