我们在具体的教学实践中,常常会在课堂上遇到一些无法预料的“突发事件”。这些突发事件一般具有发生得很突然、根本无法预料和矛盾冲突很激烈等特点。教师在处理这类事件的过程中,一般会面对两种选择:或立即解决,或暂时“冷却”矛 In the concrete teaching practice, we often encounter some unpredictable “emergencies” in the classroom. These emergencies generally have occurred suddenly, simply can not be expected and the conflict is very intense and so on. When teachers deal with such incidents, they generally face two options: to solve them immediately or to temporarily “cool” their spears