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教材问题解答丨2026年教科版小学科学5年级下册教材问题解答(可下载)

  • 2026-03-29 21:33:18
教材问题解答丨2026年教科版小学科学5年级下册教材问题解答(可下载)
教材问题解答（点击课题即可下载）

电子课本：

点击上面[课本封面]

可以观看电子课本

教学视频：

点左下角[阅读原文]

可以观看教学视频

课本目录：

1

第一单元   ☞单元解读

1《种子发芽实验》

2《比较种子发芽实验》

3《绿豆苗的生长》

4《蚯蚓的选择》

5《当环境改变了》

6《食物链和食物网》 

7《设计和制作生态瓶》

2

第二单元  ☞单元解读

   

1《船的历史》

2《用浮的材料造船》

3《用沉的材料造船》

4《增加船的载重量》

5《给船装上动力》

6《设计我们的小船》

7《制作与测试我们的小船》

03

第三单元 ☞单元解读

1《地球——宇宙的奇迹》

2《我们面临的环境问题》

3《珍惜水资源》

4《解决垃圾问题》

5《合理利用能源》

6《让资源再生》

7《分析一个实际的环境问题》

04

第四单元☞单元解读

1《温度与水的变化》

3《温度不同的物体相互接触》

4《热在金属中的传递》

5《热在水中的传递》

6《哪个传热快》

7《做个保温杯》

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2026年小学1-6年级下册《语文课本提前学》(试阅)123456年级 电子版 可下载

人教PEP小学英语三年级下册新教材电子课本

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  1. CONNECT:[ UseTime:0.000806s ] mysql:host=127.0.0.1;port=3306;dbname=c_sjds;charset=utf8mb4
  2. SHOW FULL COLUMNS FROM `fenlei` [ RunTime:0.000786s ]
  3. SELECT * FROM `fenlei` WHERE `fid` = 0 [ RunTime:0.000331s ]
  4. SELECT * FROM `fenlei` WHERE `fid` = 63 [ RunTime:0.000246s ]
  5. SHOW FULL COLUMNS FROM `set` [ RunTime:0.000580s ]
  6. SELECT * FROM `set` [ RunTime:0.000207s ]
  7. SHOW FULL COLUMNS FROM `article` [ RunTime:0.000583s ]
  8. SELECT * FROM `article` WHERE `id` = 461496 LIMIT 1 [ RunTime:0.000411s ]
  9. UPDATE `article` SET `lasttime` = 1775298843 WHERE `id` = 461496 [ RunTime:0.002894s ]
  10. SELECT * FROM `fenlei` WHERE `id` = 64 LIMIT 1 [ RunTime:0.000252s ]
  11. SELECT * FROM `article` WHERE `id` < 461496 ORDER BY `id` DESC LIMIT 1 [ RunTime:0.000415s ]
  12. SELECT * FROM `article` WHERE `id` > 461496 ORDER BY `id` ASC LIMIT 1 [ RunTime:0.000667s ]
  13. SELECT * FROM `article` WHERE `id` < 461496 ORDER BY `id` DESC LIMIT 10 [ RunTime:0.000570s ]
  14. SELECT * FROM `article` WHERE `id` < 461496 ORDER BY `id` DESC LIMIT 10,10 [ RunTime:0.000602s ]
  15. SELECT * FROM `article` WHERE `id` < 461496 ORDER BY `id` DESC LIMIT 20,10 [ RunTime:0.000739s ]
0.153539s