在例题教学中经常会遇到这样的问题:很多学生上课听懂了,可是课后遇到类似问题还是不会解答,甚至觉得从没见过.在高三教学的教师还会有一种体会,许多新颖题或创新题其实并不难,只要看透题目的本质,就能转化为平时的题型去做,可是许多学生却不知从何下手.为什么会出现这类问题呢?原因是多方面的.但有一点是肯定的,那就是学生很多时候是被动的听懂的,根本没有通过对 In the example teaching often encounter such problems: many students understand the class, but after class encounter a similar problem or not answer, or even feel never seen in the third year of teaching teachers will have an experience, many It is not hard to find a new topic or a new one, just by looking at the essence of the topic, you can turn it into a normal one, but many students do not know where to start. Why are these kinds of problems occurring? There are many reasons for this. But one thing is for sure, that is, students often passively understand and never pass