一、课的优点突出,亮点纷呈本节课教师精心设计,从组织形式上分析,两排扇形队形错落有致,能有效增加学生观察的视野;内容安排由易到难、由浅入深、化繁为简、逐渐提高,能够突出重点、突破难点;注重教学方法与技巧,合理分解技术,分层、分组(男女分组)降低难度,适时 First, the outstanding advantages of the lesson, bright spots Fun teachers were carefully designed class, from the organizational form analysis, two rows of fan-shaped formations patchwork, can effectively increase the students’ horizons; content arrangement from easy to difficult, from shallow to deep, Complex and simple, and gradually improve, to highlight the key points, breaking the difficulties; focus on teaching methods and techniques, reasonable decomposition of technology, stratification, grouping (male and female group) to reduce the difficulty, timely