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1 前言随着科学技术的迅猛发展,电脑已成为获得信息和处理信息最有效、最便捷的工具。多媒体技术的发展,为我们描绘出一个更直观、更丰富多采的世界。使用电脑处理日常工作已经成为现代人必要的基本素质之一。对中学生物教师而言,中学生物教学的特殊性使得电脑在教师的平时资料收集、课前准备和教学课件的制作中发挥了更大的作用。中学生物知识中感性知识所占比例较大,尤其初中生物更是如此,因此在备课中使用的特殊符号、各类图表(包括生物的实物图)较多,仅凭手工绘制难度不小,而电脑恰好发挥其图形处理、制表的功能,甚至可以编辑和制作声象、动画。
1 Introduction With the rapid development of science and technology, computers have become the most effective and convenient tool for obtaining information and processing information. The development of multimedia technology has portrayed us a more intuitive and rich world. The use of computers to handle routine work has become one of the basic qualities required by modern people. For middle school biology teacher, the specialty of biology teaching in middle school makes the computer play a more important role in the teacher's usual data collection, preparation before class and teaching courseware. Therefore, the special symbols and all kinds of charts (including the bio-physical map) used in lesson preparation are more, and the difficulty of drawing by hand is not small, The computer just to play its graphics, tabulation function, and even can edit and create sound and animation.