学贵有疑,但凡世界上的发明创造,总是由产生疑问开始的。应该看到,不断发现问题、提出问题是一个人思维活跃的表现,如果一个学生从来不提问题,那就说明他还不善于动脑,不善于思考。那么,如何培养学生质疑问难的能力呢?教学中抓住重点词句来加以追问引导 No doubt you learn, whenever the inventions and innovations in the world, always from the doubt started. It should be noted that constantly discovering problems and asking questions is the expression of a person’s active thinking. If a student never asks questions, it shows that he is not yet brainy or thinking. So, how to cultivate the ability of students to ask questions? Grasp the key words in teaching to be asked to guide