题目

阅读下面短文，理解其大意，然后从各题所给的A、B、C、D四个选项中选出最佳选项。     What will the schools of the future look like? Smart campuses (校园) will be the schools of the 21st century. These advanced campuses are different from universities and colleges of the1. Their high-tech can help students learn more efficiently(高效地) and safely, as well as bring 2  to teachers.     The University of British Columbia has built Canada's first 5G-powered smart campus, according to The Star, a Canadian newspaper. The 3 worked with a tech company to build a 5G network across the campus. So4 researchers can use the network to make a test for the teachings.     At Staffordshire University in the UK, many students enjoy talking to Beacon and asking it questions. Beacon is a chatting 5 that was made by the university. It is like a personal assistant for students. They can ask it questions, such as6 one of their classes is canceled.     Amazon also has smart campus products. Alexa, the company's voice-activated (声控的) smart assistant, 7  be used to help teachers 8 their classes more efficiently. For example, Alexa can remember what the teachers 9 , such as how bright the lights should be, and what color of 10 are often used.     5G-tech has played an important role in realizing the smart campuses, without 5G, 11 of these can happen. Positive changes not only happen in school campuses, 12  in ways of teaching. 5G-tech also makes it easier for 13 -distance learning to realize. That means students will be able to stay at home and take the on-line classes 14any lags(延迟). It is really useful 15 when students are not available to get out of their homes. （1） A . present B . future C . past D . nowadays （2） A . happiness B . convenience C . confidence D . importance （3） A . school B . headmaster C . teachers D . parents （4） A . our B . their C . those D . its （5） A . friend B . teacher C . robot D . partner （6） A . if B . what C . how D . when （7） A . should B . may C . must D . can （8） A . run B . take C . have D . bring （9） A . become B . prefer C . behave D . build （10） A . computers B . desks C . tables D . pens （11） A . all B . both C . either D . neither （12） A . therefore B . or C . so D . but （13） A . short B . long C . large D . tiny （14） A . with B . without C . for D . against （15） A . truly B . suddenly C . especially D . immediately 答案：（1）A；（2）B；（3）A；（4）D；（5）C；（6）A；（7）D；（8）B；（9）B；（10）D；（11）D；（12）D；（13）B；（14）B；（15）C；

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