课堂的有效导入是成功教学的开始,导入过程要能吸引学生的注意力,激发学习兴趣,促使学生去体验探究过程,让学生在轻松愉悦的课堂中,幸福地主动地学习,达成教学的三维目标。 Effective introduction of the classroom is the beginning of successful teaching, the import process should be able to attract students’ attention, stimulate interest in learning, encourage students to experience the process of inquiry, so that students in the relaxed and happy classroom, happy and active learning to achieve the teaching of three-dimensional aims.