课堂教学问题是连接教师和学生的纽带.因此,问题的优劣对于教学效果有着很大的影响.教师要考虑规划好教学的各个环节,设计出合理有效的问题,帮助学生掌握和巩固知识.一系列的高质量问题,还能激发学生学习数学的兴趣,帮助学生形成良好的思维方式,促进学生数学素养的提高.不仅如此,教师还能从学生回答问题的情况中得到学生学习的信息.利用这些信息,教师能够完善教 Classroom teaching is a link between teachers and students.Therefore, the pros and cons of the problems have a great impact on the teaching effect.Teachers should consider planning all aspects of teaching, to design a reasonable and effective problem, to help students master and consolidate knowledge. A series of high quality problems can also stimulate students ’interest in math, help them to form a good way of thinking and promote the improvement of students’ mathematical accomplishments, and teachers can get the information of students ’learning from the students’ answers to the questions. Using this information, teachers can improve their teaching