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重视生物教学,调动学生的学习积极性和主动性,提高教学质量,是教师的终极理想。导入新课是提高生物课堂效果最关键的一个环节。一节新课,一般包括导入、讲授、巩固等环节。作为“序曲”的导人在新授课中非常重要。俗话说:“良好的开端是成功的一半。”导入的好坏决定着一节课的成功与否。如何激发学生学习热情,引导学生快速步入课堂,以最佳学习状态进入所学内容,对提高一堂课效率、圆满完成教学目标任务,起到举足轻重的作用。
Emphasis on biological teaching, to mobilize the enthusiasm and initiative of students to learn, improve teaching quality, is the ultimate ideal of teachers. Importing a new lesson is one of the most crucial steps in improving the effectiveness of a biological classroom. A new lesson, usually including the introduction, teaching, consolidation and other sectors. As a guide to “Overture ” in the new lecture is very important. As the saying goes: “Good start is half done. ” The quality of the import determines the success of a lesson. How to stimulate student enthusiasm for learning, guide students to quickly enter the classroom, to learn the best state to enter the content, to improve the efficiency of a lesson, the successful completion of the teaching objectives and tasks, play a decisive role.