一节真实的课堂教学 ,学生不可能不出现错误。因为有千差万别的学生 ,就有参差不齐的思维水平 ,学生说错话 ,做错题 ,这是很正常的 ,这种错误 ,实际上也是一种宝贵的教学资源。作为教师就应该宽容学生的错误 ,并挖掘利用这种错误资源。时下有许多教师 ,视学生的错误为洪水猛兽 In a real classroom teaching, students cannot go wrong. Because of the diversity of students, there is a mixed level of thinking. It is normal for students to make mistakes and do wrong questions. This kind of error is actually a valuable teaching resource. As a teacher, you should be tolerant of student mistakes and dig into the use of this wrong resource. There are many teachers nowadays, depending on student mistakes