历史教学就像一个探幽寻妙的旅程，首先要有一个好的开头，即导入新课。优秀的导课应设计常新的方式，调动学生的学习积极性，让学生感到自然、新奇、有趣，为学生创造性学习埋下伏笔。多姿、常新的导课能潜移默化地培养学生创新能力，这是因为：　　一、导课像航标，能引导学 History teaching is like a journey of exploration and discovery. First, we must have a good beginning, that is, introduce new lessons. Excellent guides should be designed in a new way, mobilize the students’ enthusiasm for learning, make students feel natural, novel, and interesting, and lay a good foundation for students’ creative learning. A variety of new, often new guides can subtly cultivate students’ innovative abilities because: 1. Guides like navigation aids can guide learning