郑善昌1984年毕业于河北师范大学物理系,被分配到任丘市一中任教。郑善昌深知,要教好学生,关键是上好每一节课。为了提高讲课艺术,郑善昌刻苦钻研教学基本功。如板书的设计,语言的运用,重点和难点的突破。其中对写好板书画好物理构图,更是下了一番功夫。有时为画好一幅图,课下不知要练多少次。同学们爱听他的课,学生的成绩也有明显的提高。在期末学生对教师的评价中,郑善昌多次在同年级的任课教师中总分名列第一。为进一步提高教学效果,郑善昌认真学习教育教学理论,与同行共同探讨讲课艺术。他提出的“滚 Zheng Shanchang graduated from Hebei Normal University Department of Physics in 1984, was assigned to Renqiu one taught. Zheng Shanchang know that to teach good students, the key is good every lesson. In order to improve lecture art, Zheng Shanchang assiduously study basic teaching skills. Such as the design of the blackboard, the use of language, the key and difficult breakthroughs. Among them, good physical composition of the written good writing and painting, it is under a lot of effort. Sometimes drawing a good picture, classes do not know how many times to practice. Students love to listen to his class, the students’ grades have also been significantly improved. In the assessment of teachers at the end of the students, Zheng Shanchang many times in the same grade teacher scores ranked first. In order to further improve the teaching effect, Zheng Shanchang earnestly studied the theory of education and teaching and discussed the lecture art together with his peers. He made the ”roll