教师对学生的评价,既要有激励性评价、引导性评价、批判性评价等及时评价,也要有可以激励学生创造性思维发展的延时评价,延时评价能够给学生一个自由思维的空间和时间,使之可以从不同角度、不同侧面来思考问题、解决问题,这有利于培养学生的发散思维、求异思维、多向思维等.延时评价的应用,也有利于创设宽松、和谐的教学氛围,使学生可以轻松自如地思考问题,可以静下心来探究问题的本质, Teacher evaluation of students, it is necessary to have a timely evaluation of motivational evaluation, guidance evaluation, critical evaluation, but also have a delay evaluation that can stimulate students’ creative thinking development. Delay evaluation can give students a free thinking space and Time makes it possible to think and solve problems from different perspectives and from different sides, which is conducive to cultivating students’ divergent thinking, thinking differently and thinking more, etc. The application of delay evaluation also helps to create a relaxed and harmonious Teaching atmosphere, so that students can easily think about the problem, you can stop and explore the essence of the problem,