备课是上课的先决条件.上课的质量好坏,取决于备课是否充分。有人说只要有一本好的教学参考书,就可以上课了。我认为这是不行的。教学活动是一个复杂的过程。社会的不断发展,科学技术的日新月异,大量新知识充实教学内容,迫使课堂教学结构、教学方法和教学手段必须进行改革更 Preparing lessons is a prerequisite for classes, and the quality of the lessons depends on whether the lesson preparation is adequate or not. Some people say that as long as there is a good teaching reference book, you can class. I do not think this will work. Teaching activities is a complex process. The continuous development of society, the ever-changing science and technology, a large number of new knowledge to enrich the teaching content, forcing the classroom teaching structure, teaching methods and teaching methods must be more reform