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根据短文内容和所给中文提示,用单词的正确形式完成以下短文。

    Last year, China started testing 5G mobile networks in (数个) cities across China. Hongkou in Shanghai was the first (区域) to get he 5G network into use.

    What is 5G? It's the latest generation of cellular network technology. It is faster and more stable than 4G.5G's benefits mainly come from speed and connectivity. The (优点) of higher speed is obvious. People will be able to use the Internet at a much greater speed than before. Imagine being able to download a movie in just a few (秒). That's how fast 5G will be.

    Such speed is also a great help to driverless cars. Driverless cars must be able to react (立即) to sudden changes in their environment, such as a dog running across the road. This will require these cars (发送) and receive huge amounts of data within very short time. 5G will make this (可能的). It will also allow doctors to do operations far (远离) from them, using robots. So what about connectivity? With 5G, we may develop" (更智能的)"environments. Imagine having a house that turns the lights on when you open your front door.

    No matter where it is gotten into use, it looks like 5G (带来) us a more exciting future.

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