W 2 you live in the centre of a modern city or a village far away --- the chances that you will be disturbed by planes, cars, radios, etc. are almost everywhere. We seem to be used to noise, too. Some people feel quite lonely w 3 background music while they are working. Tests...
With this kind of lag, the cars might crash because they don't receive instructions in time. With 5G, this lag will be greatly lowered, making the cars safer. 5G could also be used to power the internet of things (IoT), that is, a large online network that connects all things and ...
A.is used in B.is used for C.used in D.used for ( )23.All the adults were killed in the accident, but the two-year-old boy alive. A.ordered B.expected C.put D.remained ( )24. is believed that the light bulb is one of the most helpful inventions. A.He B.It C.This D...
Graphene is strong, lightweight, flexible and an excellent conductor of electricity. In the 20 years since it was first isolated at the University of Manchester, however, it has also proved dispiritingly light in useful applica...
21. Most existing vaccines are temperature-sensitive, and must be passed quickly from one refrigerator to another on their way to the clinics ___ they will be used. A. where B. that C. why D. when 22. There is a new problem involved in the popularity of private cars ___...
In the 1950s, a family that owned a farm near Beulah, Michigan kept a bull chained to an elm (榆树). The bull paced 31 the tree, dragging the heavy iron chain, which led to a groove (槽) in the bark (树皮). The groove 32 (deep) over the years. Though for whatever reason, ...
1.4 billion for the 5G wavelengths, and to compensate for that cash, they will need to catch the eye of consumers. In September, Vodafone used its bit of the range to display the UK's first hologram (全息) call. The Manchester City captain Steph Houghton appeared as a hologra...
20. In which film are unmanned cameras used? A. The Fly. B. The Jungle Book. C. Wolves: A Legend Returns to Yellowstone. 听力训练二十八:模拟训练 5 第一节(共 5 小题;每小题 1.5 分,满分 7.5 分) 听下面 5 段对话。每段对话后有一个小题,从题中所给的 A, B, C 三个选项中选出...
某建筑工程设计院是一家具有30多年历史、资质很高的设计单位。在设计院里，员工对组织具有很高的忠诚度，很少有离职的员工。近几年来，在激烈的市场竞争中，设计院在技术和服务等各方面出现了相对滞后，老客户的投诉率也有所增加，业绩逐年有明显下降，2008年招聘上来的院长在设计院改制之际，借助外部专家的力量对...
根据《公路工程建设项目概算预算编制办法》(JTG3830-2018)规定,竣(交)工验收试验检测费指在公路建设项目竣(交)工验收前,由建设单位(业主)或工程质量监督机构委托有资质的公路工程质量检测单位按照有关规定对建设项目的工程质量进行检测并出具检测试验意见,以及进