重视演示实验，努力提高初中化学教学质量广东潮州市彩塘中学蔡廷益（５１５６４４）实验教学，特别是演示实验，它是使学生获得生动感性知识的有效手段。初中化学实验则是实验教学的基础。所以课本规定的演示实验一定要做好，还要按大纲要求适当补充一些实验。这样有利于... Attach importance to demonstration experiments and strive to improve the quality of chemistry teaching in junior high school Cai Tingyi (515644), Caitang Middle School, Chaozhou City, Guangdong Province. Experimental teaching, especially demonstration experiment, is an effective means to enable students to acquire vivid and perceptual knowledge. Junior high school chemistry experiment is the basis of experimental teaching. Therefore, the demonstration experiment specified in the textbook must be done well, and some experiments should be supplemented as required by the outline. This is good for...