为了使学生真正经历探究的过程,使交流活动真正有利于学生的数学理解,广大教师逐渐认识到“问题引领学习”的教学原则,通过提出问题,引导学生在探究问题的过程中,获取新知,培养能力.当前,教师逐步改变了以往课堂中比较随意地提问的现象,教学设计时重视对问题的设计,在所设问题 In order to enable students to truly go through the process of inquiry and to make the exchange activities truly conducive to the students’ understanding of mathematics, the majority of teachers are gradually realizing the teaching principle of “problem-leading learning” and guiding students to gain new knowledge through exploring questions, At present, teachers gradually change the phenomenon of the past more than the classroom questioning, teaching design emphasis on the design of the problem, the problem set