Abstract:In order to implement high quality online teaching ꎬ this paper studies on the limitations of the reform of tradi ̄ tional MOOC online teaching process and puts forward a " four-stage" online teaching mode of MOOC + mobile platforms. Through this reformꎬ both students′ participation in class and the teacher-student communication can be encouraged. The experimental results show that the overall performance and satisfaction of the students who study with the “ four-stage” teaching mode are better than those of the students with traditional online teaching mode. It can be concluded that this mode yields an improved teaching effect and is worthy of promotion.