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【问题驱动】八上《水资源》课件(人教新教材)

  • 2026-11-05 02:01:50
【问题驱动】八上《水资源》课件(人教新教材)

「水资源」

制作过程

《水资源》选用了教材活动题“京津冀水资源短缺的原因及缓解措施”作为问题导向，通过问题驱动层层递进，开展学生探究活动。

哈哈哈哈，这段话有点高深，直白点就是利用教材活动题，通过设问的形式串联起整节课。

今年做的课件大多都是问题驱动的，我发现这样更能减轻学生和老师负担。

老师不用临时想提什么问题，学生也能更直观地看到问题。

这节课相对来说算比较好做的，因为逻辑很顺畅，重难点也很突出。

学生学习这节课也会比较容易，因为有前面学过的降水、河流作基础，所以我也不多说啦～

▼八上预订计划

8

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#幼师必备 #幼儿园中班 #幼师课件 #幼儿园课件

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  1. CONNECT:[ UseTime:0.000708s ] mysql:host=172.18.0.4;port=3306;dbname=a_sjds;charset=utf8mb4
  2. SHOW FULL COLUMNS FROM `fenlei` [ RunTime:0.001025s ]
  3. SELECT * FROM `fenlei` WHERE `fid` = 0 [ RunTime:0.000478s ]
  4. SELECT * FROM `fenlei` WHERE `fid` = 63 [ RunTime:0.000349s ]
  5. SHOW FULL COLUMNS FROM `set` [ RunTime:0.000697s ]
  6. SELECT * FROM `set` [ RunTime:0.000336s ]
  7. SHOW FULL COLUMNS FROM `article` [ RunTime:0.000749s ]
  8. SELECT * FROM `article` WHERE `id` = 539679 LIMIT 1 [ RunTime:0.000409s ]
  9. UPDATE `article` SET `lasttime` = 1794096765 WHERE `id` = 539679 [ RunTime:0.001553s ]
  10. SELECT * FROM `fenlei` WHERE `id` = 66 LIMIT 1 [ RunTime:0.000360s ]
  11. SELECT * FROM `article` WHERE `id` < 539679 ORDER BY `id` DESC LIMIT 1 [ RunTime:0.000503s ]
  12. SELECT * FROM `article` WHERE `id` > 539679 ORDER BY `id` ASC LIMIT 1 [ RunTime:0.000422s ]
  13. SELECT * FROM `article` WHERE `id` < 539679 ORDER BY `id` DESC LIMIT 10 [ RunTime:0.000611s ]
  14. SELECT * FROM `article` WHERE `id` < 539679 ORDER BY `id` DESC LIMIT 10,10 [ RunTime:0.000582s ]
  15. SELECT * FROM `article` WHERE `id` < 539679 ORDER BY `id` DESC LIMIT 20,10 [ RunTime:0.000756s ]
0.087617s