一、教学目标层次化。确定具体可行的教学目标,分清哪些属于共同目标,哪些属于层次目标。对不同层次的学生还应有具体的要求,如对A层的学生要设计些灵活性和难度较大的问题,要求学生能深刻理解基础知识,灵活运用知识,培养学生的创造力和创新精神,发展学生的个性特长;对B层的学生设计的问题应有点难度,要求学生能熟练掌握基本知识,灵活运用基本方法,发展理解能力和思维能力;对C层的学生应多给予指导,设 First, the teaching objectives of the hierarchy. Determine the specific teaching goals, distinguish which belong to a common goal, which belongs to the level of goals. Students at different levels should also have specific requirements, such as A-level students to design some more flexible and difficult issues, requiring students to profoundly understand the basic knowledge, the flexible use of knowledge, develop students’ creativity and innovation , The development of students’ personality specialty; the students of B layer design problems should be a little difficult, requiring students to master basic knowledge, flexible use of basic methods to develop the ability to understand and thinking; C layer of students should give more guidance, set