不少教育专家指出:教材是实现课程目标,实施教学的重要资源,但不是唯一的资源,而更多的教学资源则是在课堂中产生的。这其中,学生在学习过程中出现的错误,就是一种教学资源。面对课堂上(特别是公开课上)突发的错误,教师能沉着应对还是尽量 Many educational experts point out that teaching materials are the important resources to realize the curriculum objectives and implement teaching, but not the only resources, and more teaching resources are generated in the classroom. Among these, students in the learning process mistakes, is a teaching resource. In the face of unexpected mistakes in class (especially in open class), can teachers calmly deal with or try their best