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一场没有PPT的辩论课

  • 2026-11-04 10:52:23
一场没有PPT的辩论课

区里新课堂比赛,每个年级要推一个人。六年级,偏偏落到了我头上。

说实话,心里是有点发虚的。因为后面区里还要抽签,抽到哪个学校、哪个年级,都是未知数。眼下虽然只是在校内模拟一下,但那根弦,已经绷得很紧了。

更让我紧张的是课题——口语交际课。

教了近三十年书,各种课型都摸爬滚打过,唯独这一种,我一直绕着走。它太考验老师的临场反应了。学生一张嘴,天马行空,五花八门,你得在几秒钟之内听清楚、想明白、接得住、评得到位。说实话,我心里没底。

可任务来了,躲不掉。

幸好,这个时代还有AI。

备课那几天,我像和一个老教师聊天一样,一遍一遍地跟DeepSeek对话。它抛出思路,我提出质疑;它给过渡语,我换成自己的话;它设计环节,我结合班级实情调整。几个来回之后,一份让我心里踏实了些的教学设计终于成型了。

我设计了一个“挑战实验”开场,引出辩论的话题。然后带着学生了解什么是辩论,认识立论陈词、攻辩环节、自由辩论、总结陈词这四个环节。但我做了一个大胆的改动——把攻辩环节换成自由辩论,让全班同学都成为辩手。

这个决定,其实挺冒险的。

六年级的孩子,你越让他说,他越往后退。课堂上举手的人越来越少,声音越来越小,这是这个年龄段的“通病”。而我要在近二十分钟的自由辩论里,全神贯注地听每一个孩子的发言,及时捕捉亮点,恰当地引导方向。说实话,我自己心里也在打鼓。

但我还是想试一试。

清明节两天假期,我把自己关在书房里,一张一张地找图片,一页一页地做课件。从辩论场景到评价量表,从正方反方的提示框到最佳辩手的奖杯图标……做完的那一刻,我长长地舒了一口气——终于满意了。

开学第一天,我把打印好的辩论材料表发到学生手里,让他们回家搜集资料、整理观点。我还提前选定了八位主辩手,心里盘算着,万一冷场了,他们能顶上。

周四,终于来了。

我带着孩子们早早地来到录播室,调试设备,打开课件。一切就绪,只等上课铃响。

然后,停电了。

不是屏幕黑了一下那种,是整栋楼都安静了。灯灭了,投影仪也彻底没了反应。

我在讲台上愣了两秒钟,脑子里飞速转:等,还是不等?

等了十分钟,我决定不等了。

没有PPT,没有音效,没有那些精心挑选的图片。我深吸一口气,站到讲台中间,用嘴讲。

“同学们,今天我们来进行一场辩论。不需要屏幕,不需要动画,我们就用——这张嘴。”

孩子们先是愣了一下,然后有几个眼睛亮了起来。

课堂上,比我预想的要顺利。八位主辩手果然没有让我失望,他们积极发言,你来我往。让我意外的是,还有一些平时不太吭声的孩子,也举起了手。虽然声音不大,但说得在理。

当然,也有一半左右的孩子始终没有开口。有的在低头翻资料,有的在认真听,有的眼神放空……我知道,他们需要更多时间。

整整二十分钟的自由辩论,我站在教室一侧,耳朵竖得直直的,脑子转得飞快。哪个观点可以深挖,哪个发言需要肯定,哪句话跑偏了要轻轻拉回来……说实话,比有课件的时候累多了。但那种累,是踏实的。

课后,我们评选了最佳辩手。

这一次,我靠的不是课件,不是精美的图片,而是AI帮我梳理过的思路,和自己三十年攒下来的那点底气。

从教近三十年,第一次上口语交际课。还是停电版的。

想想,也挺有意思的。

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0.088763s