“学起于思,思源于疑。”提问,最能调动学生读书、思索、答问的积极性,发展学生的创新思维能力,真正使学生成为学习的主人。敢于在课堂上提出问题,并能提出高质量的问题,并非一日之功,需要经过长时间的不懈努力,逐步进行才能取得满意的效果。要培养问题意识,首先要激发学生提问的积极性。影响学生提问动机的原因主要有:1.胆小、紧张,怕提出的问题不得要领;2.满足于一知半解,认为对知识已经完全掌握, “Questions from thinking, from the suspect. ” Questions, the most able to mobilize the enthusiasm of students reading, thinking, answering questions, the development of innovative thinking ability of students, the real make the students become masters of learning. Daring to ask questions in class and ask questions of high quality is not a one-day exercise. It takes a long time to make concerted efforts and achieve gradual progress in order to achieve satisfactory results. To cultivate the awareness of problems, we must first arouse the enthusiasm of students to ask questions. Affect the students motivation for questioning are: 1. timid, nervous, afraid to ask questions can not get essentials; 2. be satisfied with perplexity, that the knowledge has been fully mastered,