让数学教学成为学生思维张扬的磁场,要做好对教材的深度解读之后的充分预设;要做好对课堂动态生成的有效把握;要充分相信学生是有能力解决问题的,也是可以解决一些问题的,我们教师要做的就是给予恰当的引导;要舍得在关键地方“浪费”时间。 Let mathematics teaching become the magnetic field for students to think and publicize, and make full preconditions after deeply reading the teaching materials. To make a good grasp of the dynamic generation of the classroom, it is necessary to fully believe that students are capable of solving problems and can also solve some problems Problem, what we teachers need to do is to give proper guidance; to be willing to “waste” time in key places.