21世纪是一个全球的知识经济时代。知识经济是主要依靠知识创新、知识创造性应用和知识广泛传播而发展的经济。知识经济时代的竞争,主要是学习知识、应用知识和创造知识的竞争。会学习将会成为人们必须具备的最基本的素质。因此,在化学教学中实施素质教育,必须重视对学生学习能力的培养,尤其要重视对学生有意记忆能力的培养。记忆是人人都有的心理现象,也是个体时时刻刻需要理解的现象:当你 The 21st century is a global era of knowledge economy. The knowledge economy is an economy that has been developed mainly on the basis of knowledge innovation, creative use of knowledge and wide spread of knowledge. The competition in the era of knowledge-based economy is mainly the competition of learning knowledge, applying knowledge and creating knowledge. Will learn will become the most basic qualities people must have. Therefore, the implementation of quality education in chemistry teaching, we must attach importance to the cultivation of students ’learning ability, with particular emphasis on students’ ability to remember memory. Memory is the psychological phenomenon that everybody has, and it is the phenomenon that an individual needs to understand moment by moment. When you