课堂教学是一个动态生成的过程,课堂情况千变万化,再好的预设也不可能预见课堂上出现的所有情况,面对课堂中的意外,教师要善用自己的教育机智,灵活、及时、妥善地处理课堂中的意外事件,使其为教育教学服务。本文结合信息技术教学的实际,用几个教学案例阐述了如何将课堂中出现的意外转化为有效的课程资源。 Classroom teaching is a dynamically generated process, the classroom situation is ever-changing, even the best preset can not predict all the situations that appear in the classroom, in the face of accidents in the classroom, teachers should make good use of their educational skills, flexible, timely and proper To deal with unexpected events in the classroom, make it for education and teaching services. In this paper, the actual teaching of information technology, with a few teaching cases elaborate how to turn the accident occurred in the classroom into an effective curriculum resources.