数学课堂上应注意提高学生的数学思维能力,这是数学教育的基本目标之一。“延时评价”能够给学生广阔的思维空间,有利于培养学生的数学思维能力。本文从五个角度以及正反两个方面论述了数学教师采用延时评价对学生思维发展的重要意义,指出教师在课堂教学中要成功地将延时评价与及时评价结合起来,真正突出学生的主体地位和主体作用。 Mathematic classroom should pay attention to improve students’ mathematical thinking ability, which is one of the basic goals of mathematics education. “Delay evaluation ” can give students a broad space of thinking, is conducive to cultivating students’ mathematical thinking ability. This paper discusses the importance of using delay evaluation to the development of students ’thinking in maths teachers from five aspects as well as positive and negative aspects. It points out that in the classroom teaching, teachers should combine delay evaluation with timely evaluation to truly highlight the students’ The main position and the main role.