一、设置情境,激发学生自学 通过自学、讨论交流和构建新知,变“教师讲清”为“学生自悟”,知识主要由学生自己探索和领会,这将极大地激发学生的学习兴趣,调动学生学习的积极性和主动性,使学生的自学能力、创造性思维和创新能力 First, set the situation to inspire students to learn by themselves, to discuss exchanges and building new knowledge, change “teachers to clarify” as “student self-awareness,” knowledge is mainly by students to explore and understand, which will greatly stimulate students interest in learning, mobilization Students learn the initiative and initiative to enable students to self-learning ability, creative thinking and innovative ability