一、背景介绍随着教改的深入,教师角色和教学方式发生了极大改变,那种“先备教材,后教教材”的方式已不能适应时代要求。教材固然重要,但绝不是教学的惟一资源。在新课程实施过程中,教材是教学可以利用的工具和手段,为教师多渠道地开发课程资源提供了平台。新教材的知识体系趋向于多元化、综合化,为学生综合能力的提高提供了载体,对教师的知识体系、教学方式提出了更高的要求。新的课程理念中强调“重视各学习领域的合理配置,加强各学习领域及各科目间的联 I. Introduction With the deepening of education reform, the role and teaching methods of teachers have undergone tremendous changes. That way of ”preparing teaching materials and teaching materials after teaching“ can no longer meet the requirements of the times. Teaching material is important, but by no means the only resource for teaching. In the process of implementing the new curriculum, teaching materials are tools and means available for teaching, which provides a platform for teachers to develop curriculum resources in multiple channels. The new textbook knowledge system tends to be diversified and integrated, which provides a carrier for the improvement of students ’comprehensive abilities and puts forward higher requirements on the teachers’ knowledge system and teaching methods. The new curriculum concept emphasizes ”emphasis on the rational allocation of learning areas, to strengthen the learning areas and between the subjects