学生的学习过程是一个累积的过程,也是一个错误不断显生、修正和完善的过程。错误既是学习的必然产物,又是教学的巨大资源。因此,学生在课堂上的错误是正常的,教师对学生的错误进行防范与回避本身就是教学中的“错误”。教师要善于抓住学生的错误资源,引导他们从不同角度修正错误,给他们一些研究、争论的时间和空间;更应该凭借教师的教学机智,因时制宜,积极应变,善于将学生的“错误”合理利用起 The learning process of students is a cumulative process, but also a process of constantly developing, correcting and perfecting mistakes. Errors are not only the product of learning, but also a huge resource for teaching. Therefore, students ’mistakes in the classroom are normal, teachers’ mistakes in the prevention and avoidance of students itself is the teaching of “mistakes.” Teachers should be good at grasping students ’wrong resources, guiding them to correct mistakes from different perspectives and giving them some time and space for research and debate. Instead, teachers should be guided by teachers’ teaching tactics, “Wrong” rational use of