“平面向量”进入高中课程已经有好几年了,在执行新课标、实施新课改的过程中,这一节课的教学是对教师一次严峻的挑战,也是一次显示对教学新观念的认识程度和展示教学机智、才华的良机.这节课的内容看起来比较简单,但实质上并非如此,其中含有极为丰富的教学资源,能否深入挖掘和充分利用,能 “Plane vector” has been in the high school curriculum for several years. During the implementation of the new curriculum standard and the implementation of new curriculum reforms, the teaching of this class is a severe challenge to teachers, and it is also a new concept of teaching. The degree of understanding and the opportunity to demonstrate the wisdom and talent of teaching. The content of this lesson seems relatively simple, but in essence it is not. It contains extremely rich teaching resources. Can it be thoroughly explored and fully utilized?