【案例】人们常说“:是金子永远会发光。”而且我也坚定地相信,只有金子才会发光。可是有件事情却教育了我,切莫把金子误认为是“沙子”。前几天,我正在教三年级四班学生学习游泳,而且学的是最简单、最基本的憋气漂浮的动作。通过几堂课的讲授,大部分学生都已经学会了漂浮,只有 [Case] ​​People often say, “It is gold that will always shine.” And I firmly believe that only gold will shine. However, one thing has taught me, must not mistakenly believe that gold is “sand.” A few days ago, I was teaching fourth grade third grade students to learn swimming, and learning is the most simple and basic suffocating movements. Through several class lectures, most of the students have learned to float, only