I is a new network (网络) after 1G,2G,3G-|||-and 4G and it can connect everyone and everything together. 5G networks will-|||-cover many cities in China soon.5G means super-fast data (数据) speed.One can-|||-download a two hour movie for fewer than 10 seconds, and it is making our lives more and more convenient.-|||-5G will make self-driving cars possible. For safety,self-driving cars need super-fast data transmission(传-|||-输) to communicate with their nearby environment. 5G is just what makes self-driving cars achieve this. Even-|||-airplanes will become "smart"in the near future.-|||-Passengers will be able to use 5G networks in the air to connect to the Internet or place orders for food and-|||-drinks.-|||-5G will be a big help for students who take online classes.Many people live in poor areas in the world-|||-where there are no schools. But with 5G,this will change. Students all over the world will be able to see places-|||-like the Great Wall without leaving their rooms.-|||-t will be also easier for doctors to treat patients remotely by 5G.It means caring for patients from far away.-|||-The facts listed above are only a part of what 5G will make possible and popular. Just as in the early days-|||-of the Internet in the 1990s,few could see how it could change or lie in the world.The same will surely be true-|||-of 5G. With 5G, many things do not seem like dreams anymore.Now let`s get ready to say goodbye to 4G and-|||-welcome the coming of 5G.-|||-() 1. How long may it take to download a two-hour movie with 5G?-|||-A.15 seconds. B.8 seconds. C.10minutes. D.2 hours.-|||-() 2. The underlined word"remotely"means __ in Chinese.-|||-A.快速地 B.高效地 C.远程地 D.科学地-|||-() 3.From the last paragraph,we can know that __ .-|||-A.4G is no more used in our daily life now-|||-B.the writer is worried about the coming of 5G-|||-C. with 5G,some of our dreams will come true for sure one day-|||-D.in the 1990s,all the people believed that the Internet would change our life-|||-() 4.5G will make the following things more and more popular EXCEPT __ _-|||-