白老师刚大学毕业,在一个乡镇中学带初三慢班。这个班每次考试都有零分的学生。他们厌学,旷课,打架,甚至联合起来捉弄老师。寒冬的一天,上午第一节是白老师的课,他便早点到教室,想给 Teacher Bai graduated from college and took junior classes in a township middle school. This class has zero students for each exam. They are tired of school, absent from classes, fights, and even join together to tease the teacher. On the cold winter day, the first section of the morning was the class of Teacher Bai. He went to the classroom early and wanted to give