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寒假预习复习小学数学课本用这个

  • 2026-04-09 09:46:15
寒假预习复习小学数学课本用这个

寒假预习复习小学数学课本用这个

1. 先学习第一册《数的认识与整数运算》
2. 再学习第二册《数系扩展与代数思想》
3. 并行学习第三册《图形与几何》
4. 穿插学习第四册《统计概率与解决问题》
5. 实践学习第五册《生活数学与应用》

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  1. CONNECT:[ UseTime:0.001135s ] mysql:host=127.0.0.1;port=3306;dbname=c_sjds;charset=utf8mb4
  2. SHOW FULL COLUMNS FROM `fenlei` [ RunTime:0.003281s ]
  3. SELECT * FROM `fenlei` WHERE `fid` = 0 [ RunTime:0.000761s ]
  4. SELECT * FROM `fenlei` WHERE `fid` = 63 [ RunTime:0.003244s ]
  5. SHOW FULL COLUMNS FROM `set` [ RunTime:0.001496s ]
  6. SELECT * FROM `set` [ RunTime:0.013536s ]
  7. SHOW FULL COLUMNS FROM `article` [ RunTime:0.001592s ]
  8. SELECT * FROM `article` WHERE `id` = 458795 LIMIT 1 [ RunTime:0.010187s ]
  9. UPDATE `article` SET `lasttime` = 1775827207 WHERE `id` = 458795 [ RunTime:0.012658s ]
  10. SELECT * FROM `fenlei` WHERE `id` = 64 LIMIT 1 [ RunTime:0.003001s ]
  11. SELECT * FROM `article` WHERE `id` < 458795 ORDER BY `id` DESC LIMIT 1 [ RunTime:0.001590s ]
  12. SELECT * FROM `article` WHERE `id` > 458795 ORDER BY `id` ASC LIMIT 1 [ RunTime:0.011382s ]
  13. SELECT * FROM `article` WHERE `id` < 458795 ORDER BY `id` DESC LIMIT 10 [ RunTime:0.042432s ]
  14. SELECT * FROM `article` WHERE `id` < 458795 ORDER BY `id` DESC LIMIT 10,10 [ RunTime:0.040565s ]
  15. SELECT * FROM `article` WHERE `id` < 458795 ORDER BY `id` DESC LIMIT 20,10 [ RunTime:0.005052s ]
0.316213s