初中化学分层次教学初探广东省广州市中山大学附中杨惠贞所谓“分层次教学”即常说的“因材施教”，且被赋予了更广泛、更具体的内容。由于各种智力或非智力因素的影响，不同的学生在学习兴趣、接受能力等方面存在着客观的差异。因此，开展分层次教学是贯彻全面素质教育的... Teaching junior high school chemistry level exploration of Zhongshan University in Guangdong Province, Zhongshan University Yang Huizhen called the “level teaching” is often said that “in accordance with their aptitude”, and has been given more extensive and more specific content. Due to the influence of various intellectual or non-intellectual factors, different students have objective differences in their interest in learning and their ability to accept. Therefore, to carry out teaching at different levels is to implement comprehensive quality education...