工作二十多年,曾数次执教《草船借箭》一课,也多次聆听别的教师上这一课,大都进行过这么一段“开场质疑问难”——上课伊始,教师指着刚刚板书的课题问学生:“同学们,面对‘草船借箭’这个题目,你有什么疑问吗?”似乎是一“问”激起千层浪,学生们纷纷举手,“疑难问题”接连不断: Work for more than 20 years, has taught coaching a few times, “grasshopper by arrow” a lesson, but also to listen to other teachers on this lesson many times, most of them had such a “opening questioning” “- the beginning of class, the teacher pointed Just a blackboard asked the students: ”Students, in the face of ’straw boat by arrow’ this question, do you have any questions? “ It seems a ”ask “ provoked melange, students raised their hands , ”Difficult problems " after another: