"Knowledge and skills" is the core of teaching objectives, "process and method" is the operating system of classroom teaching, and "emotion, attitude and values" is the dynamic system of classroom teaching, which is realized with the realization of other "two dimensions" and is the deepening development of teaching objectives on this basis. "Emotion, attitude and values" are of far-reaching significance to students' life, highlighting the development concept of student-oriented and conducive to students' all-round development.