当前位置: 高中英语 /
  • 1. (2019高一下·吉林期末) 根据短文内容,从短文后的选择中选出能填入空白处的最佳选项。选项中有两项为多余。

        There have been a lot of comments recently surrounding 5G, the next generation of wireless technology. ? How might it change our lives?

        5G stands for fifth generation, meaning the next step in the progression(进步;进展) of technology to replace the current(现在的) 4G system. Earlier "G" systems were designed to improve mobile communication operations. Each new technology brought major improvements in speed and greatly increased network capacity (容量). . It is expected to permit more users to do more things at a faster rate.

        However, technology experts say there is a major way that 5G is different from the earlier systems. . It will affect many more devices and industries than other "G" versions(版本).

        5G will help fuel future "smart cities" by connecting sensor networks. 5G is also expected to connect self-driving cars and support new technologies involving virtual reality (虚拟现实). Higher 5G speeds could also permit doctors to commonly perform remote medical operations. Factories and businesses could use 5G technology to increase automation and improve the collection of information.

        . The increased data flow across 5G networks would give Internet attackers a lot more possibilities to steal and misuse data. In addition, the wider use of a 5G wireless network means any breakdown of the system would have more widespread and severe results. Such difficulties could affect public safety. , or a network breakdown could cause self-driving vehicles to crash.

    A. Why is 5G so popular

    B. What is this technology

    C. Every coin has two sides

    D. The new 5G system promises more of the same

    E. It will move beyond mobile network technology

    F. A breakdown of 5G networks may cause economic losses

    G. A failure during a doctor's remote operation could lead to death

微信扫码预览、分享更方便