教师的作用隐形化许老师设计的这堂课紧扣教材,让学生来学习,在理解的基础上再推广到其他方法。我觉得这样也是可行的,也是不死板的方法,把课内外的方法都结合起来。——摘自特级教师杨长俊课后发言 The role of teachers invisible Xu teachers designed this lesson closely linked to teaching materials for students to learn, based on understanding and then extended to other methods. I think this is also feasible and an inexorable way to combine methods both in and out of class. --Excited from the super-teacher Yang Changjun after class speech