新课程标准要求教师在课堂教学过程中,应改变教学理念,树立学生的主体地位,采取行之有效的教学策略,引导学生通过自身的努力去发现问题,运用已有的知识与经验去探究问题,提高学生的自主探析能力,从而为培养适应新时期要求的创新型人才奠定坚实的基础. The new curriculum standards require teachers in the classroom teaching process, should change the teaching philosophy, establish the dominant position of students, adopt effective teaching strategies, guide students through their own efforts to identify problems, the use of existing knowledge and experience to explore the issue , Improve students’ ability of self-exploration, and lay a solid foundation for training creative talents to meet the requirements of the new era.