使用电脑进行搜集、制作资料 ,撰写教案、练习 ,替代传统的纸和笔的方式进行备课的过程 ,就是电子备课。这种方法 ,有利于教师逐步熟悉电脑操作 ,为实现多媒体计算机辅助教学（ＭＣＡＩ）打下基础。对目前尚无条件进行多媒体教学的老师 ,实现电子备课仍是具有前瞻性并有现实意? The use of computers to collect, create materials, write lesson plans, practice, and replace traditional paper and pen methods for lesson preparation is electronic preparation. This method helps teachers become familiar with computer operations and lays the foundation for multimedia computer assisted instruction (MCAI). For teachers who have not yet qualified for multimedia teaching, realizing electronic preparation is still forward-looking and has realistic implications.