新课程标准要求我们:要以人的发展为本,要面向全体全面地发展,让每个学生都主动参与到学习的全过程中去,要让学生主动参与、自主学习,就要把课堂变为学生自己探究知识、获取知识的渠道。教师为他们提供表现自己才能的机会,学生能说的,让学生自己说;学生能想的,让学生自己想;学生能做的,让学生自己做,充分发挥学生的主体作用。在此背景下,教学应通过创设真 The new curriculum standard requires that we: take people’s development as the foundation, develop toward all-round development in an all-round way and let every student take the initiative to participate in the whole process of learning. To make students take the initiative to participate in and study independently, Students explore their own knowledge, access to knowledge channels. Teachers provide them with the opportunity to express their talents, the students can say, let the students themselves said; students can think, let the students think; students can do, let the students do their own, give full play to the students the main role. In this context, teaching should be through the creation of truth