我们发现,不少学生解题时只关注题目的字面信息,却忽视题目的隐含条件,造成顾此失彼的错误.分析其原因,不外乎对概念的认识不清,对定理的条件审查不全,对性质运用得不够熟练,对自己的错误不善于总结归纳等等.针对这一现象,教师在平时的教学过程中要教育学生:解题时要牢牢抓住概念的内涵与外延、定理的条件与结论,仔细审题,吃透题意,并养成解题后及时反思和总结的习惯,培养思维的严谨性、完整性,这样,就能 We found that many students only pay attention to the problem of literal information, but neglect the subject’s implicit conditions, resulting in the wrong care of each other.Analysis of its causes, nothing more than the concept of understanding is not clear, the condition of the theorem review incomplete, In the usual teaching process, we should educate students: when solving problems, we should firmly grasp the connotation and extension of concepts, the theorem of Conditions and conclusions, carefully examining questions, thoroughly understand the topic, and develop a timely manner after the problem-solving and summarizing the habit of cultivating the rigor and integrity of thinking, so that we can