教学中好的课堂问题可激发学生的学习兴趣,巩固所学知识,启发学生的思维,加深对知识的理解,培养能力,更是探求新知的有效途径。围绕教学重点、难点设计课堂问题,层层深入,获得知识,培养学生学习的方法,提高教学效果。 Good classroom teaching problems can stimulate students ’interest in learning, consolidate what they have learned, inspire students’ thinking, deepen the understanding of knowledge and cultivate their abilities. It is also an effective way to explore new knowledge. Focus on the teaching, the difficulty of the design of classroom problems, layers of access to knowledge, training students to learn ways to improve teaching effectiveness.