一年冬季,因工作需要,我从一所普通中学调入市的重点中学,中途接手一个班。记得第一节课,我刚刚进行了自我介绍,正准备转入正课,学生们却还在下面交头接耳、议论纷纷,似乎对我不太信任。我马上正声道:“同学们!现在上课了,如果有什么问题不妨提出来……”话还没说完,只见学生小黄呼地站起来,一本正经地说:“黄老师,你是教数学的。陈景润已经证明了1+1=2,你能证明1-1=2吗?”教室里一下子鸦雀无声,学生的眼光一 In the winter of one year, due to work needs, I transferred from an ordinary middle school to a key middle school in the city and took over one class halfway. I remember the first class. I just introduced myself. I was preparing to transfer to the class. The students still whispered and talked about it. It seemed to me not to trust. I immediately said, “Classmates! Now, if there is any problem, I might raise it...” If I haven’t finished yet, I’ll see the student Xiao Huang stand up and say seriously: “Mr. Huang, you are Teach mathematics. Chen Jingrun has proved that 1+1=2. Can you prove 1-1=2?” The classroom was silent and the students’ vision was