解证极限问题常见错误例析４７５００１开封市第一师范王存仁极限问题研究的对象由“有限”发展到“无限”，中学生一时还不习惯于用静态的极限定义所描述的动态的极限过程，加之此类问题形式多变，解法灵活，技巧性很强，因而常常出错．现将解答极限问题时的几类常见错误... Analysis of Common Mistakes in the Solution of Limit Problems 475001 The object of the study on the limit of Kaifeng First Normal School Wang Cunren has evolved from “limited” to “unlimited.” Middle-school students are not yet accustomed to defining the dynamic limit process described by static limit definitions. This type of problem has a variety of forms, a flexible solution, and a high level of skill, which often leads to errors. There are several common mistakes that will be answered at the limit question...