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一节被“点醒”的复习课

  • 2026-09-21 02:26:59
一节被“点醒”的复习课
今天上完多项式乘多项式的新授课,结合孩子们课堂答题、作业反馈的整体情况,我们备课组原本统一规划:明天安排一节专项复习课。

最开始的思路很简单也很常规。想着复习课嘛,就是查漏补缺、巩固计算。我准备筛选几道经典计算题,整理到PPT上,整节课带着孩子们集中刷题、统一订正,把运算手感练熟就够了。

下午我正忙着扫描试题、粘贴课件,认认真真筹备明天的复习内容时,被一句简单的提问瞬间点醒。

咖啡从门外走进来问我:明天上什么课?
我答:多项式乘多项式的复习课。
她接着问:你准备怎么上?

我很自然地说:找几道经典例题,带着孩子们统一练习。

也就是这时候,一句特别清醒的话抛了过来:
“这些,是你认为的经典复习题,还是学生真正需要补的题?”

我当下愣了一下,反应过来。

是啊,我一直在站在老师的视角备课:我觉得哪里重要、哪里常考、哪里是重点,我就练哪里。

但我忽略了最核心的事实:每个孩子的错题,从来都不一样。

同一个知识点,有的孩子错在漏括号,有的错在符号混乱,有的不会变号,有的合并同类项总是出错。大家的薄弱点零散、细碎、各不相同。

如果我一堂课统一刷一样的题,基础好的孩子觉得重复简单、浪费时间;真正有漏洞的孩子,依旧碰不到自己的易错点,问题还是藏在那里,得不到针对性纠正。

一通简单的交流,彻底推翻了我原本固化的复习思路。

于是我们临时调整方案:放弃统一刷题,重拾纠错本复盘。

今晚我优先收了班里B层学生的纠错本,利用课间时间逐一翻看、批改,真实的问题一下子全部暴露了出来。

很多孩子虽然认真抄写了错题,也找了两道同类题巩固,但重复踩坑的问题特别明显:
做题依旧习惯性漏括号、正负号混淆、合并同类项粗心出错。

也就是说:上次错的地方,这次依旧在错。

看着一本本纠错本,我更加庆幸下午被点醒的那一刻。

复习课真正的意义,不是老师带着刷完一套题、过完一遍流程。不是完成我的教学任务,而是真正补齐孩子的短板。

统一刷题,是省事的教学。针对性纠错,才是有效的教学。

明天的复习课,我不会再按照自己预设的题库推进了。慢慢来,错题改到位,就是最好的提升。
基本 文件 流程 错误 SQL 调试
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  1. CONNECT:[ UseTime:0.000736s ] mysql:host=172.18.0.4;port=3306;dbname=www_sjds;charset=utf8mb4
  2. SHOW FULL COLUMNS FROM `fenlei` [ RunTime:0.000999s ]
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  4. SELECT * FROM `fenlei` WHERE `fid` = 63 [ RunTime:0.000342s ]
  5. SHOW FULL COLUMNS FROM `set` [ RunTime:0.000697s ]
  6. SELECT * FROM `set` [ RunTime:0.000352s ]
  7. SHOW FULL COLUMNS FROM `article` [ RunTime:0.000697s ]
  8. SELECT * FROM `article` WHERE `id` = 514521 LIMIT 1 [ RunTime:0.000498s ]
  9. UPDATE `article` SET `lasttime` = 1789941269 WHERE `id` = 514521 [ RunTime:0.002567s ]
  10. SELECT * FROM `fenlei` WHERE `id` = 65 LIMIT 1 [ RunTime:0.000325s ]
  11. SELECT * FROM `article` WHERE `id` < 514521 ORDER BY `id` DESC LIMIT 1 [ RunTime:0.000417s ]
  12. SELECT * FROM `article` WHERE `id` > 514521 ORDER BY `id` ASC LIMIT 1 [ RunTime:0.000384s ]
  13. SELECT * FROM `article` WHERE `id` < 514521 ORDER BY `id` DESC LIMIT 10 [ RunTime:0.000487s ]
  14. SELECT * FROM `article` WHERE `id` < 514521 ORDER BY `id` DESC LIMIT 10,10 [ RunTime:0.000895s ]
  15. SELECT * FROM `article` WHERE `id` < 514521 ORDER BY `id` DESC LIMIT 20,10 [ RunTime:0.000674s ]
0.081226s