预习作为教学有效性策略源远流长。《学记》就有“预”原则,主张一切教学的启发诱导,长善救失,都必须有“预”的意识。新课程标准倡导自主、合作、探究的学习方式。预习作为自学开始环节,是自读自悟的自主学习过程。初中段应特别重视学生预习能力、习惯培养,实现高效课堂。指导预习又是学法指导的重要环节,预习中的学法指导与训练,可使学生养成一定的自主学习能力。叶圣陶说过:“练习阅读的最主要阶段是预习。”而奥苏贝尔在《教育心理学:认知的观点》扉页上写道:“影响学习的惟一最重要的因素就是学生已经知道了什么。要探明这一点,并应据此进行教学。”预 Preview as a teaching effectiveness of a long history. “Learning” there is “pre-” principle, advocating all the teaching inspiration, long-term relief, must have “pre-” consciousness. The new curriculum standards advocate independent, cooperative and exploratory learning. Preview as a self-learning link, self-study self-learning self-learning process. Junior high school should pay special attention to the ability of students to prepare, habits, and efficient classroom. Guidance preview is an important part of the guidance of the law, the pre-learning guidance and training in learning methods, enabling students to develop a certain degree of self-learning ability. Ye Shengtao said: “The main stage of practice reading is a preview. ” And Ausubel wrote in the front page of “Educational Psychology: Cognitive Perspectives: ” The only important factor affecting learning is that students have been Know what to know, to prove it and teach it accordingly. "