三 5G

中国华为联合英国沃达丰拨出世界上第一个5G电话

Chinese mobile giant Huawei and British telecom provider Vodafone claimedto have made the first 5G data phone call in the world this week, the latestdevelopment in the race to faster mobile data connections.
The call, made on Tuesday between a computer in Barcelona and a mobile phone inMadrid, used a dual “4G to 5G connection” which can reach speeds up to eighttimes faster than the current 4G standard. Vodafone added that following Tuesday’sfirst voice call, it successfully completed a video call using 5G dataconnection on Huawei’s Radio Access Network (RAN) equipment.
Vodafone officials told Spanish newspaper that previous tests did not meetup-to-date standards, but rather used experimental settings that wouldn’t becompatible(兼容的) with most current 4G technologies.
Yang Chaobin told Newsweek that his firm would be starting commercial testingwith Vodafone in the near future.
As the world’s second largest smartphone maker, Huawei has already announcedplans to invest 5 billion yuan (786 million US dollars) in developing 5Gthis year. The company’s first 5G computer chips and mobile phones are set forrelease in 2019.
5G stands for “fifth generation” and refers to the newest standard for mobilewireless networks. Telecoms companies expect 5G to be used widely in 2020,bringing faster Internet speeds capable of supporting “the Internet of things”including web-connected household appliances, lights and driverless cars, aswell as virtual reality and augmented reality technologies.

1. What kind of call is the first 5G call made by Huawei and Vodafone?

A Text call.B Voicecall.C Video call.D All of the above.
2. Who could Yang Chaobin be?

A A staff ofHuawei.B A staff of Vodafone.C A reporter from Newsweek.D The writer of thispassage.
3. Which of the following words can replace the underlined word“invest”?

A Pay.B Cost.CTake.D Spend.
4. What can we learn from the passage?

A All things willbe connected with the Internet in 5G time.

B Huawei willdevote a lot to make the standard of 5G.

C Huawei planned torelease its first smartphone in 2019.

D 5G equipment ismuch faster than the current 4G technology.
5. Which column of a website can you see this passage?

A Education andculture.B Science and technology.C Pop and entertainment.D Health and life.