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建构主义教学论认为,应当把学习者原有的知识经验作为新知识的生长点,引导学习者从原有的知识经验中,生长新的知识经验.奥苏贝尔指出“影响学习最重要的因素是已经知道了什么,根据学生原有知识状况进行教学.”本文以2013年全国大纲卷文科第21题为例,进行教学实践,收到了不错的效果,整理成文,与读者交流.一、教学简录师:含参函数的单调性判断,含参不等式恒成立、存在性
Constructivism teaching theory holds that the original knowledge experience of learners should be used as the growth point of new knowledge to guide learners to grow new knowledge experience from the original knowledge experience.Ausu Bel pointed out that “the most important impact of learning Factors are already know what, according to the original knowledge of students to teach. ”This article takes the 2013 National Outline Volume liberal arts Question 21 as an example, teaching practice, received good results, organize the writing, and readers exchange. , Teaching sketch division: monotonous judgment with parametric function, constancy with parameter inequality, existence