“学贵有疑,小疑则小进,大疑则大进”(朱熹语).“打开一切科学大门的钥匙都毫无疑问的是问号”(巴尔扎克).学起于思,思源于疑.学习的过程实际上是一个不断产生疑问并解除疑问的过程,否则很多问题就会一滑而过,思维认识无法走向深刻.学贵有疑,疑贵有方,从哪些方面进行质疑呢?如解法是否严密,条 “No doubt your suspicion, small doubt small advancing, big suspicion big advancing.” “Open all the keys to the door of science there is no doubt that the question mark ” (Balzac). The process of learning is actually a continuous process of generating questions and dispelling questions, otherwise many problems will slip by, the thinking can not go deep. Which aspects to question it? If the solution is tight, article