2024届高三英语一轮复习语法填空专题：5G技术2 课件

5G is a new digital system for transforming bytes - data units - over air. It uses a 5G New Radio interface, along with other new technologies, that utilizes much higher radio frequencies to transfer exponentially more data over the air. 5G是一种新的无线传输系统, 它运用新的5G无线接口和其他新技术, 借助更高频率的无线电波, 实现数据传输量的指数增长。 阅读下列材料，在空白处填入1个适当的单词或用括号内单词的正确形式。 From smart service robots to 5G applications, a 31．(various) of products were shown at the 2020 China International Fair for Trade in Services (CIFTIS) in Beijing. 32．(run) from Sept. 4 to 9, the fair was the first global trade event 33． had been held both online and offline by China since the COVID-19 outbreak. CIFTIS is one of the world's largest and most comprehensive 34．(fair) for trade in services and 35．(hold) seven times since 2012. Themed “Global Services. Shared Prosperity”, the CIFTIS of 2020 aimed 36．(promote) China's new round of high-level opening-up 37． the recovery of the global economy. Despite disruptions caused by COVID-19, the past two years witnessed a steady growth of trade in services in China. In 2019, 38． value of the services industry accounted 39． 53.9 percent of China's gross domestic product (GDP). According to a 2019 report by the World Trade Organization, the proportion of trade in services in global trade is expected to grow to one 40．(three) by 2040. 31. variety 32. Running 33. that 34. fairs 35. has been held 36. to promote 37. and 38. the 39. for 40. third 除了数据传输量的剧增, 5G通讯还具有: 数据处理速度更快faster speeds to process larger amounts of data; 低延时lower latency 以及能链接海量设备greater device connectivity   可以说，5G是未来信息社会的重要基础设施critical infrastructure  2018年12月，美国国际战略研究中心发布题为《5G技术将重塑创新与安全环境》的报告 原文 How will 5G shape innovation and security 指出： 5G所赋能的技术有重要的军事价值，这包括推动机器人、人工智能技术以及众多先进感应设备的发展。当企业们竞相发展5G相关的服务和产品时，会给国防技术基础带来溢出效应(spillovers)。 阅读下面短文，在空白处填入1个适当的单词或括号内单词的正确形式。 5G is developing, but most of us aren't really sure what it is or the reason 41． we need it. A big part of the reason is that 5G means more than one thing. If yo