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1问题的提出《义务教育课程标准(2011年版)》强调,教师要利用学生本身的生活经验,引导学生能够解决现实生活中遇到的问题。现在的初中生物学课堂教学还是以讲授为主,不探究、不合作、不互动、不演示、不利用多媒体教学设备的现象仍然存在~([1])。当前的教学还存在以下问题:教师很少布置如课外调查、模拟制作、实验和读课外书等实践性作业;学生通过课前自己查
1 The issue of “Compulsory Education Curriculum Standard (2011 Edition)” stressed that teachers should make use of students’ own life experience to guide students to solve real-life problems encountered. Now the junior high school biology teaching or teaching-based, do not explore, do not cooperate, do not interact, do not demonstrate, do not use multimedia teaching equipment, the phenomenon still exists ([1]). The current teaching still has the following problems: the teacher seldom arranges practical work such as extracurricular investigation, simulation making, experimenting and reading extracurricular books;