课本是教师从事教学的依据,也是学生获得知识的源泉,课本上的习题,具有典型性,简明扼要,难度适当,编排合理,面向大多数学生,是巩固课堂所学知识必不可少的重要内容,认真研究教材,抓住课本典型的习题,与学生共同分析,不仅可以开阔学生的解题思路,培养学生的思维能力,激发学 Textbooks are the basis for teachers to engage in teaching, and they are also the source of students’ knowledge. The exercises on textbooks are typical, concise, appropriate, and reasonable in layout. They are oriented to most students and are essential for consolidating knowledge learned in the classroom. Seriously studying the teaching materials, grasping the typical exercises of the textbooks, and analyzing them together with the students can not only broaden the students’ problem-solving ideas, but also develop students’ thinking ability and stimulate learning.