对于一个规范程度不高的关系模式,可通过 方法转换到更高范式。
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Choose the best answer to each question.What is the thesis statement of the passage?
A. The Internet in 2050 may be everywhere.
B. The Internet in 2010 will made it easy for the general user to access it.
C. The Internet in history.
All of the statements are the supporting ideas of the central theme EXCEPT______
As the Internet develops, privacy will disappear.
B. Wireless networks will be the primary access point for most devices.
C. As technologies go, the Internet is still a baby.
The author utilize _______to conclude the passage.
A. Clarification
B. Open-ended question
Confirmation
D. Scepticism
In the 1960s and ’70s, teams of engineers and computer scientists worked to build the foundation for a network of networks.
A. 20世纪60年代和70年代,一些工程师和计算机科学家团队合作打下了将子网络再联结成网的基础。
B. 20世纪60年代和70年代,一些工程师和计算机科学家团队致力于打下将多种网络联结成一个网络的基础。
C. 20世纪60年代和70年代,一些工程师和计算机科学家团队致力于打下将一个网络变成多个网络的基础。