课堂教学的导入,犹如乐曲的“引子”,戏剧的“序幕”,是整个课堂教学中一个很重要的环节。精心设计的导言,能触动学生心弦,立疑激趣,使学生产生欲罢不能的求知渴望。然而设计导言时,应注意哪些呢?用一句顺口溜概括地说,那就叫:“一明目的,两个符合;三抓实际,四有趣;五讲艺术,六控制”。即要把导言设计好应考虑以下几个问题: 1导言要有明确的目的课堂教学要做到有的放矢,同样,为教学服务的导 The introduction of classroom teaching is like the introduction of music and the prelude to drama. It is a very important link in the entire classroom teaching. Careful design of the introduction, can touch the students heart, suspicion suspicious, so that students can not stop the desire to know. However, what should be noted when designing the introduction? In a nutshell, it is called “a clear purpose, two in line, three in real, four in fun, and five in art and six in control.” That is to design the introduction should consider the following questions: 1 Introduction must have a clear purpose of classroom teaching to be targeted, the same, the guidance for teaching services