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激发学生的感性认识,调动学生的多种感官,增大刺激强度,让他们产生兴趣,获取直观认知。培养理性思维,做到知能转化,学以致用,形成方法,锤炼品质。打造生物的高效课堂,就要感性认识和理性认识巧结合。生物实验,中流砥柱;直观教具,不可小觑;电教媒体,相辅相成;巧设比喻,增强感性。
Stimulate students ’perceptual awareness, mobilize the students’ multiple senses, increase the stimulus intensity, let them have the interest and acquire the visual cognition. Cultivate rational thinking, be knowledgeable, learn to apply, form a method, temper quality. To create an effective classroom of biology, we must combine perceptual knowledge and rational understanding. Biological experiments, the mainstay; visual aids, can not be underestimated; audio-visual media, complement each other; Qiao metaphor, enhance the sensibility.