合理逆向思维的过程往往是成功克服思维定势的过程。教师在各类数学问题解决中,一定要有意识地让学生明白思维瓶颈所在,积极克服思维定势的消极影响,开拓、培养学生的逆向思维。 The process of rational reverse thinking is often the process of successfully overcoming the mindset. Teachers in various types of mathematical problems, we must consciously allow students to understand where the bottleneck thinking, and actively overcome the negative impact of thinking, to develop and develop students’ reverse thinking.