最近区里举行了优质课评选活动,从头到尾听了几十节课,其中一位教师的《三角形三边的关系》一课,令我印象深刻。出于教研员的职业感,我想以此为例发表见解与大家共勉:充分预设未必都能变成好的生成;如果准备不充分,即使变成也会失之交臂,从身边悄悄溜走。一、从“美丽的生成被扼杀”谈起教学是一个有目标、有活动展开的过程,它需要教师课前做出周密的策划,这就是对教学的预设,应该说脱离了预设的教学是无章可循的。只有精心预设,才有好的生成的可能;一堂课如果有了好的生成的可能,也未必都能抓住机会。因为教学过程的发展并不是我们都能预料的,有时候美丽的生成会擦肩而过,失之交 In the recent district, a quality-class assessment was held. I listened to dozens of lessons from beginning to end. One of the teachers, I learned about the “Trilateral Triangle” lesson. Out of the professionalism of teaching and research staff, I would like to use this as an example to express my opinions and encourage each other: full presupposition may not be able to become a good generation; if not fully prepared, even if the change will be missed, slipped away from the side. One, from the “beautiful generation is stifled ” talk about teaching is a goal, there are activities to start the process, it requires teachers to make careful planning before class, this is the teaching of the default, it should be said that out of the Teaching set is out of order. Only carefully preset, have a good chance of generation; a class if there is a good chance of generation, may not be able to seize the opportunity. Because the development of the teaching process is not something that we can all expect, and sometimes beautiful births will pass by, lost