第二十四课

24 Technology products and life技术产品与生活

1. Questions and guesses问题与猜测

2.  The wooden arch corridor bridge is an ancient and unique structure of bridge.木拱廊桥是一种古老而结构独特的桥梁。

3. What is the main technology used to build the bridge?廊桥的搭建主要运用了什么技术？

4. The bridge is built with one by one wooden stick.廊桥是用一根一根的木棍搭起来的。

5. What convenience does the bridge provide to people?廊桥给人们提供了哪些方便？

6.  Information card资料卡

7. The whole bridge of wooden arch corridor bridge does not use nails and rivets.木拱廊桥的整座桥不用钉铆，

8.  Completely use their own strength. Friction and the size of the diameter, the angle formed, the horizontal distance, etc. cleverly lap up.完全利用自身的强度。摩擦力和直径的大小、所成的角度、水平的距离等巧妙搭接起来。

9. Although it is simple in structure, it is very strong.它虽然结构简单，却坚固异常，

10. Shaped like a rainbow, also known as the rainbow bridge.形似彩虹，又称虹桥。

11.  Exploration and practice探究与实践

12. Let's build a bridge too.我们也来搭廊桥。

13. Let's use these materials to build it.用这些材料来搭吧。

14. This is how our group built it.我们组是这样搭建的。

15. Find a variety of building technology products in life.找一找生活中多种多样的建筑技术产品。

16. What technology was used to build the bird's nest?建筑鸟巢利用了什么技术？

17.  I read from the information that我从资料上看到，

18. The completion of the Zhuhai-Hong Kong-Macao Bridge has brought the local珠港澳大桥的建成给当地带来了

19. I also know that我还知道

20.  Expansion and innovation拓展与创新

21. Into the technology product expo.走进技术产品博览会。

22. What do technology products bring to us?技术产品给我们带来了什么？

23.  I know ------我知道······

24. Communication technology products通信技术产品

25. Transportation technology products运输技术产品

26. Technology products make people's life more convenient, fast and comfortable.技术产品使人们的生活更加便利、快捷、舒适。