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今年是我第三次教授人教版高中生物必修三《稳态与环境》第4章种群和群落第1节种群的特征这节课。第三次讲授影响种群数量特征的概念图,每次新授感觉都不一样。第一年是在2008年,那是我们这边正式实行新课改的第二年,也是第一次正式使用这本教材。当时也是刚刚从大学校门出来参加工作的原因,没什么经验,多数的时候都是边学边教,那时候是上课前先听听那些老教师的课然后回来照葫芦画瓢,直接把从网上下载的现成的课件展示给学生,然后上课的时候几乎就
This year is the third time I teach the PEP teaching high school biology compulsory three “steady state and the environment” Chapter 4 population and community characteristics of Section 1 of this class. The third time we teach a concept map that affects the number characteristics of a population, with each new sense being different. The first year was in 2008, the second year of the official introduction of the new curriculum here and the first official use of this textbook. At that time, it was also the reason that I just came out to work from the university gate. I had little experience and most of the time I was teaching and learning. At that time, I was going to listen to those old teachers before class and then came back to download the pictures directly from the Internet The ready-made courseware is presented to students and then almost when it comes to class