备课虽然很重要，但仅靠确定课题后的备课，也未必就能讲好。常见这样的情况：有人备课用的时间并不长，讲课效果却很好；也有人备课很认真，辛辛苦苦忙了几个月，课仍然讲不好。这原因在于二者的基础不同。前者素质高、底子厚，头脑中早已积累了大量思想和知识经验，到确定课 Although preparation is very important, but only by determining the preparation of the lesson, it may not be able to say good. Common such a situation: Some people prepare lessons with the time is not long, the lecture effect is very good; some people prepare lessons very seriously, hard for a few months, the class still does not speak well. The reason is that the basis of the two is different. The former high-quality, thick foundation, the mind has long accumulated a large number of ideas and knowledge of experience to determine the class