追问是指教师围绕教学内容和教学目标,在自己陈述或提问的基础上,或者在学生陈述或回答的基础上,继续提出问题,在师生互动的基础上推动学生的学习活动有序、深入、高效地展开.追问的主体可以是教师,也可以是学生,在数学课堂上,有的教师不擅长追问,错失了教学过程中的许多良机,使数学教学止步于肤浅,使数学课堂沉闷而没有生机;有的教师虽然想追问,但是由于教学设计不佳或预设不足,使课堂互动不能自然生成,没有达到最佳的教学效果. Questioning refers to the teachers around the teaching content and teaching objectives, based on their own statements or questions, or on the basis of student statements or answers, continue to raise questions on the basis of interaction between teachers and students to promote student learning activities in an orderly and in-depth , Effectively expand the subject of questioning can be a teacher can also be a student in the math class, some teachers are not good at asking, missed many of the teaching process of opportunity to make mathematics teaching stop at the superficial, math class dull No vitality; although some teachers want to ask, but due to poor teaching design or default, so that classroom interaction can not be naturally generated, did not achieve the best teaching results.