为了打好基础、培养学生能力,化学教学中往往需要处理好几个关系,以达到改进教学方法,提高教学质量的目的。本文就自己学习和教学实践中,处理几个关系问题谈些肤浅的体会,仅供同志们参考。一、新与旧——联旧引新、新旧对比。化学中有许多知识是旧知识的发展和深化。以旧引新,把旧知识(包括旧课知识、 In order to lay a solid foundation and cultivate students’ abilities, it is often necessary to handle several relationships in chemistry teaching so as to achieve the purpose of improving teaching methods and improving teaching quality. This article discusses some superficial issues in dealing with several relationships in their own learning and teaching practices and is for reference only by comrades. First, the new and the old - the old and the new, old and new contrast. There is a lot of knowledge in chemistry that is the development and deepening of old knowledge. To introduce new ideas, use old knowledge (including old knowledge,