良好的开端是成功的一半。各项工作如此,教学也不例外。有教育家指出:“教学的艺术不在于传授本领,而在于激励、唤醒、鼓舞。”一节课有个好的开端,像一场戏有一个引人入胜的序幕。教师巧妙地导入新课,可激发学生的学习兴趣,扣住学生的心弦,点燃学生思维的火 Well begun is half done. The work is so, teaching is no exception. Some educators pointed out: “The art of teaching is not about imparting skills, but about motivating, awakening, encouraging.” There is a good start to a lesson, a fascinating start to a scene. Teachers skillfully into the new class, can stimulate students ’interest in learning, catch students’ hearts, ignite the fire of student thinking