牛锡亭:西方学者德加默曾说:“提问得好即教得好”。但是在常规的教学视导中,我常常发现,教师的问题设计存在着弊病。诸如,问题设计无序,没有层次感;问题设计得或浅显或深奥,不符合学生的认知层次;甚至有的教师未经思 Niu Xiting: Western scholar Dejammer once said: “Good questioning means good teaching.” However, in the regular teaching instruction, I often find that teachers have some shortcomings in problem design. For example, the problem is disorderly designed and has no sense of hierarchy; the problem is designed to be either superficial or shallow, which is not in line with the cognitive level of the student; some teachers even think