美国心理学家阿希的研究表明:在人际交往中,第一印象作用巨大,持续的时间也最长。它能影响着人际关系以后发展的诸多方面。而同样,在课堂教学中,如何让学生在新课教学之初就对这一节课形成良好的第一印象,将关系到一节课的成败。而放眼当前的初中数学课堂,其新课引入要么是不得力,缺乏触发学生心灵的点睛之笔,学生的思 American psychologist Ashi’s research shows that in interpersonal communication, the first impression is huge and lasts for the longest time. It can affect many aspects of the development of relationships. In the same way, in classroom teaching, how to make students form a good first impression in this course at the beginning of new course teaching will be related to the success or failure of a course. And look at the current middle school mathematics classroom, the introduction of its new class is either not effective, the lack of touch on the soul of the students touch the pen, students think