In my opinion, every chapter will do. The key depends on what I like, the interaction with students and the appreciation of other teachers who listen to the open class. Grasp the above three points, I believe you will be great in this year's open class.

Definition:

As a form of teaching and research, open class has the value of existence and development. There should be original ecology, research and distinctive personality. Under the guidance of principled and methodological teaching comments, open classes can provide a solid step for teachers' professional growth.

Open class is a formal and open course teaching form for non-specific people. In addition to students' listening classes, students' public classes are generally attended by leaders and other teachers, which is a good opportunity for teachers to show their teaching level and exchange teaching experience. Enterprise open class is a course in which many enterprises participate in the same theme.