在课堂上,如果教师完全按照事先预设的教学模式去教学,那课堂就成了一部“表演剧”。其实,课堂是动态生成的,即使教师课前准备非常充分,也难以预料课堂上会出现什么情况。所有这一切,都时刻在挑战教师的智慧,要求教师必须根据变化了的情形不断地调整自己 In the classroom, if the teacher is teaching according to the preset teaching mode, the class becomes a “performance drama.” In fact, the classroom is dynamically generated, even if the teacher preparation is very full, it is difficult to predict what will happen in the classroom. All of this is challenging the wisdom of teachers at all times, requiring teachers to constantly adjust themselves to changing circumstances