长期以来,我们的许多课堂教学比较沉闷,缺乏生气,难于唤起学生的学习热情与智慧活动的积极性,更不用说激发学生的创意和不断探索的精神了。因此,提高课堂教学技能,让课堂充满生命的活力,让学生成为学习的主人,是教师在课堂教学中应该努力做到的。课堂教学不仅是一门科学,也是一 For a long time, many of our classroom teaching is boring, lack of vitality, it is difficult to arouse enthusiasm for learning enthusiasm and intellectual activities of students, let alone stimulate the creativity of students and the spirit of continuous exploration. Therefore, to improve classroom teaching skills, let the classroom full of life vitality, let the students become the masters of learning, is the teacher should try hard to do in the classroom teaching. Classroom teaching is not only a science but also a one