去年下半年为了参加绍兴市优质课评比,和同事们共同研究设计了几节课,“用字母表示数”就是其中之一。因为之前两次听名师林老师上过“用字母表示数”一课,名师的课给了我很大的启迪,我借机对此课 In the second half of last year, in order to participate in the high-quality class competition in Shaoxing City, we collaborated with colleagues to study and design several classes, one of which was “Letters”. Because before listening to a teacher Lin twice “” with the number of letters "class, teacher’s class gave me a great inspiration, I took the opportunity to this class