“好的开始是成功的一半。”有效的导入,必将生成高效的教学。课堂导入是课堂教学的起点,是教师引导学生做好学习知识的心理准备、认知准备,并让学生明确教学内容、学习目的、学习方式以及产生学习期待、参与需要的一种教学行为。苏霍姆林斯基认为:“教学的起点,首先在于激发学生学习的兴趣和愿望。”良好的课堂导入能够营造良好的学习气氛,激发学生的兴趣,调动学生学习的积极主动性,从而为整节课提供良好的铺垫。一、复习旧知,铺垫导入法古语云:“温故而知新。”复习导入新课,有利于新旧知识间的衔接,便于教师循序渐进地开展教学。在复习阶段,教师 “Good start is half done. ” Effective import will inevitably lead to efficient teaching. The introduction of the classroom is the starting point of the classroom teaching. It is a kind of teaching behavior that the teacher should guide the students to do the psychological preparation and cognitive preparation of the learning knowledge, and make the students clear the teaching contents, learning purposes, learning styles and learning expectation. Suhomlinski thinks: “The starting point of teaching is, above all, the interest and desire that motivates students to learn.” “Good class introduction can create a good learning atmosphere, stimulate students’ interest and motivate students to learn. So as to provide a good lesson for the entire class. First, the review of the old knowledge, bedding into the Fakul language cloud: ”Review of the old and new. " Review of the introduction of new courses, is conducive to the convergence of old and new knowledge, to facilitate teachers to carry out teaching step by step. In the review stage, teachers