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【精品课件】八下第二单元《大自然的语言》课件+配套教学设计

  • 2026-03-29 11:21:49
【精品课件】八下第二单元《大自然的语言》课件+配套教学设计

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《大自然的语言》是部编版八年级下册第二单元的一篇事理说明文。这节课我们不仅学到了物候和物候学的有关知识，还感受到了科学家那种严谨的作风和写作态度。如果我们像作者一样留心身边的每一片叶，每一朵花，也许来年春天悄然而至的时候，你将会是第一个感受到的人，这也算是《大自然的语言》送给我们的丰厚礼物吧！

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  1. CONNECT:[ UseTime:0.000597s ] mysql:host=127.0.0.1;port=3306;dbname=a_sjds;charset=utf8mb4
  2. SHOW FULL COLUMNS FROM `fenlei` [ RunTime:0.000795s ]
  3. SELECT * FROM `fenlei` WHERE `fid` = 0 [ RunTime:0.000313s ]
  4. SELECT * FROM `fenlei` WHERE `fid` = 63 [ RunTime:0.000245s ]
  5. SHOW FULL COLUMNS FROM `set` [ RunTime:0.000485s ]
  6. SELECT * FROM `set` [ RunTime:0.000203s ]
  7. SHOW FULL COLUMNS FROM `article` [ RunTime:0.000529s ]
  8. SELECT * FROM `article` WHERE `id` = 467160 LIMIT 1 [ RunTime:0.000839s ]
  9. UPDATE `article` SET `lasttime` = 1775538460 WHERE `id` = 467160 [ RunTime:0.012348s ]
  10. SELECT * FROM `fenlei` WHERE `id` = 66 LIMIT 1 [ RunTime:0.000796s ]
  11. SELECT * FROM `article` WHERE `id` < 467160 ORDER BY `id` DESC LIMIT 1 [ RunTime:0.001983s ]
  12. SELECT * FROM `article` WHERE `id` > 467160 ORDER BY `id` ASC LIMIT 1 [ RunTime:0.000392s ]
  13. SELECT * FROM `article` WHERE `id` < 467160 ORDER BY `id` DESC LIMIT 10 [ RunTime:0.012553s ]
  14. SELECT * FROM `article` WHERE `id` < 467160 ORDER BY `id` DESC LIMIT 10,10 [ RunTime:0.007979s ]
  15. SELECT * FROM `article` WHERE `id` < 467160 ORDER BY `id` DESC LIMIT 20,10 [ RunTime:0.010126s ]
0.137918s