一、激发兴趣,引导预习预习是学生自学的一个重要途径,预习是让学生通过阅读自己动脑思考,分析从而获取知识,预习并不等于学生机械把课文通读一遍,而需要教师教学生自学,激发学生自学的兴趣,使学生在获取知识的同时,体验到获取知识的快乐,提高学习的自觉性,开始教师可根据教材的知识结构向学生出自学题纲,使学生自学有所遵循,自学题纲以中下等生为起点,适度顾及优生,要以已有知识为基础,逐渐展示新内容,自练的内容和自我评仿方法。提纲梯度不易过大,一步一阶,这样的题纲可引导学生由浅入深地理解课文,由形式到理性的思考,由局部到整体的系统性的分析 First, to stimulate interest and guide the preview Preview is an important way for students to learn by themselves is to allow students to read through their own thinking, analysis and access to knowledge, preview does not mean that students mechanical read through the text again, and teachers need teachers to teach themselves, stimulate Students self-interest, so that students gain access to knowledge at the same time, to experience the joy of access to knowledge, improve the learning consciousness, the teacher can begin according to the textbook knowledge structure to students from the syllabus, so that students have to follow their own self-study questions Starting from the middle and lower class students as the starting point, taking into account eugenics moderate, based on existing knowledge, gradually show new content, self-practice and self-evaluation method. The outline is not easy to gradient too large, step by step, this topic can guide students to understand the text from shallow to deep, from rational to rational thinking, from the local to the overall systematic analysis