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Z20+名校联盟高考复习研讨会 | 数学:会多想少算悟本质,研思聚力启备考

  • 2026-10-28 18:14:31
Z20+名校联盟高考复习研讨会 | 数学:会多想少算悟本质,研思聚力启备考

为精准把握新高考命题导向,破解高三复习教学痛点,Z20+名校联盟2027届高三语数英高考复习研讨会在我校顺利举办。本次活动从同课异构、专家点评、专家报告、备考论坛四个环节展开分享。数学学科从不同层面落地备考路径,为参会教师带来一场兼具实践温度与理论高度的教研盛宴。

 同课异构  

01

课例一|淳安中学严锐:学案为载体,问题链驱动深度思辨

严锐老师用层层递进的问题链,把课堂思考落到纸笔之上,构建“教材 — 变式 — 高考” 完整学习链条。立足教材,选用课本习题进行改编,由浅入深设置探究任务。从基础零点判断,过渡到含参函数零点求参数范围,再延伸变式拓展。方法思辨板块聚焦学生痛点,引导学生反思自己的解题习惯,告别拿到题目直接动笔算的惯性。最后对接高考真题实战,选用新高考卷压轴节选,让学生在真实考题当中检验方法。

课例二|永嘉中学谷叶芬:立格课堂,夯实零点问题底层逻辑

谷叶芬老师课堂开篇重读教材,回顾零点定义、零点存在性定理,把课本上的文字概念掰开揉碎。明确本专题学习重点。课堂以引例带动探究,同一个函数零点个数问题,鼓励学生尝试多种方法求解。既可以直接研究函数单调性极值,也可以做参变分离,还可以转化为两个函数图像相交问题。学生动手演算之后,再集中对比不同路径优劣。

课例三|义乌中学汪金蕾:从硬算到巧思,三看预判破解零点难题

汪金蕾老师的课堂从课本概念出发,回归人教A 版教材原文,厘清一组核心等价关系。在例题教学环节,以高考真题为载体,展示多种解题路径。在此基础上,她提炼出极具实操价值的三看预判法,教会学生拿到题目,不要提笔就求导计算,先做三步观察: 一看定义域端点,定边界,锁定函数取值范围; 二看奇偶对称性,秒特殊,挖掘隐藏特殊点,简化分析; 三看定点与趋势,定全局,把握函数整体图像走向。

“零点有形,境界无形;以数驭形,以简驭繁。” 导数复习,贵在多想少算。教研路上,互学互鉴,深耕课堂,赋能高三学子思维进阶!

 专家点评  

02

郑庆贵:立足教材·方法思辨·链接高考

下午,丽水市教育研究院教研员郑庆贵老师对三节课进行了点评,评课主要从立足教材、方法思辨、链接高考三个维度展开。

严锐老师课堂精而深,以教材改编习题切入,借助问题链搭建方法小结表,聚焦学生取点放缩的难点,引导学生感悟图象交点的问题本质。谷叶芬老师课堂广而实,以学案为载体,回溯教材零点相关概念,固化“求导—定号—找点—判零点” 的解题通法。汪金蕾老师课堂巧而活,通过多解法对比提炼“三看预判法”,践行“多想少算”理念,课堂结尾融合科普素材实现学科育人。

三节课共性突出,均回归教材本源,以数形结合为核心,对接高考命题,依靠问题链推动学生从做题走向悟思想,为后续导数专题复习提供了务实的思考方向。

 专家报告  

03

唐亮教授:深研“教考衔接”正方向,践行“思维培育”行大道

唐亮带来学科专题讲座,围绕新高考背景下高三数学复习的底层逻辑展开深度分享。他提出二轮复习应当坚持:思想为线串问题,思维为纲联方法,本质为核生素养,直指当下复习课堂普遍存在的痛点:不少课堂沉溺题型套路、机械刷题,重解题技巧、轻思维生成;重结论记忆、轻本质理解,学生面对情境化、综合性新题容易陷入无从下手的困境。讲座明确了四大复习实施路径:以教材为本悟本质、以思维为核串问题、以真题为料拓方法、以错题为镜提能力。

同时他特别强调分层教学:面对不同层次学生要因材施教,尖子生强化转化与思辨能力,中等生夯实基础规范表达,学困生抓牢主干知识,让不同水平的学生都能获得能力成长与分数提升。

  备考论坛  

04

朱华峰|落实三精,聚力深耕

朱华峰带来学校完整备考实践,将专家备考理念落实到学校管理、备课组、课堂、辅导全流程。他分享“精准施策、精细管理、精诚协作” 的高三备考体系。同时分享课堂创新做法:课堂上鼓励学生上台讲题,输出倒逼输入;尖子生引导研究高考命题意图;错题拒绝机械抄题,做好错因分类复盘;重视答题细节,用好评分细则强化采分意识,把每一项备考策略落到实处。

计振明|数学教材中的“彩蛋”

计振明聚焦教材挖掘,新教材里大量隐藏资源,散落在旁白、探究与发现、课后习题之中,也就是讲座所说的教材“彩蛋”。他提醒一线教师:挖掘教材不等于灌输高等数学二级结论。教师要做到高观点下的初等数学,脱去高等知识外衣,重点讲清背后的通性通法,通过结构化专题整合,激活教材习题,改善一轮复习“炒冷饭” 的困境。

何及|高考复习微专题设计——以解析几何的优化运算为例

何及从学生真实错题切入,剖析解析几何“算不对、算不动” 不全是计算能力薄弱,根源在于几何条件翻译不当、变量选择不合理,盲目联立带来大量无效运算。结合高考真题与典型例题,分享课堂实操策略。他提出:解析几何中的运算是带有几何特征的运算,教学不能只教 “怎么算”,更要教会学生判断 “哪些可以不算”,实现几何条件与代数运算双向互化。

本次高三数学教研活动内容丰富,既有导数零点主题的同课异构课例展示,也有多场专题报告。三节同课异构围绕导数与函数零点这一高考重难点,呈现出不同的课堂处理路径。后续的专题分享进一步延伸研讨的广度。

无论是课堂展示还是专题讲座,传递的核心指向是一致的:一轮复习不能止步于题型归纳与技巧灌输。回归教材本源,立足学生真实错点,重视思维方法的辨析与选择,才是破解难题的根本。在海量刷题之外守住数学思维培养,把每一个教学环节做细做实,从而真正提升高三数学复习的课堂实效。

END

问
文:王语琪
图:纪斐
一审:纪斐
二审:瞿晓军
三审:叶圣军
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  119. /www/wwwroot/www.sjds.net/vendor/topthink/think-orm/src/db/concern/ResultOperation.php ( 7.01 KB )
  120. /www/wwwroot/www.sjds.net/vendor/topthink/think-orm/src/db/concern/WhereQuery.php ( 19.37 KB )
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  1. CONNECT:[ UseTime:0.000763s ] mysql:host=172.18.0.4;port=3306;dbname=www_sjds;charset=utf8mb4
  2. SHOW FULL COLUMNS FROM `fenlei` [ RunTime:0.001059s ]
  3. SELECT * FROM `fenlei` WHERE `fid` = 0 [ RunTime:0.000460s ]
  4. SELECT * FROM `fenlei` WHERE `fid` = 63 [ RunTime:0.000478s ]
  5. SHOW FULL COLUMNS FROM `set` [ RunTime:0.000614s ]
  6. SELECT * FROM `set` [ RunTime:0.000431s ]
  7. SHOW FULL COLUMNS FROM `article` [ RunTime:0.000683s ]
  8. SELECT * FROM `article` WHERE `id` = 527691 LIMIT 1 [ RunTime:0.000370s ]
  9. UPDATE `article` SET `lasttime` = 1793195863 WHERE `id` = 527691 [ RunTime:0.001649s ]
  10. SELECT * FROM `fenlei` WHERE `id` = 65 LIMIT 1 [ RunTime:0.000393s ]
  11. SELECT * FROM `article` WHERE `id` < 527691 ORDER BY `id` DESC LIMIT 1 [ RunTime:0.000483s ]
  12. SELECT * FROM `article` WHERE `id` > 527691 ORDER BY `id` ASC LIMIT 1 [ RunTime:0.000404s ]
  13. SELECT * FROM `article` WHERE `id` < 527691 ORDER BY `id` DESC LIMIT 10 [ RunTime:0.000561s ]
  14. SELECT * FROM `article` WHERE `id` < 527691 ORDER BY `id` DESC LIMIT 10,10 [ RunTime:0.000641s ]
  15. SELECT * FROM `article` WHERE `id` < 527691 ORDER BY `id` DESC LIMIT 20,10 [ RunTime:0.000792s ]
0.093025s