近年来，学习指导丛书，同步练习，单元检测，双基测试，能力训练等等名目繁多的学习辅导资料满天飞，弄得师生无所适从，因而老师们在教学中往往忽视了现行教材中的例、习题所蕴含的培养学生分析问题，解决问题的思维能力的潜在因素．其实，挖掘课本习题潜在功能是培养学生思 In recent years, learning guidance books, simultaneous exercises, unit tests, dual-basis tests, ability training, and so on, the numerous learning and guidance materials have skyrocketed and teachers and students have been at a loss. Therefore, teachers often overlook cases in current teaching materials in teaching. Exercises contain the potential factors for students to analyze problems and solve problematic thinking skills. In fact, tapping the potential function of textbook exercises is to cultivate students’ thinking.