在多年的教学实践中，我采用由浅入深、循序渐进的递进式习题教学，辅之以直观手段、理想化模型，在培养学生逻辑思维能力方面收到了良好的效果． 其主要做法的程序是： 首先，编排好递进式习题，其难度逐渐加深：其次，集中精力讲好基础题．讲好基础题是关键，要运用多种教学 In many years of teaching practice, I have adopted progressive, step-by-step progressive exercise exercises, supplemented by intuitive means and idealized models. I have received good results in cultivating students’ logical thinking ability. The procedure of its main practice is: First of all, the arrangement of progressive exercises is gradually becoming more difficult: Second, concentrate on the basic questions. It is the key to good basic questions and we must use a variety of teaching methods.