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If one of the participants in a conversation wonders ______, no real communication has taken place.

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Once an animal ______ from the wild, it generally cannot be returned to its place of origin for fear of disease

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I will______ the idea with the other teachers and see what they think about it

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There was an almost discerning sigh of relief when my father found out that the plant fibre had incredible strength and resilience

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_____ did Jane accept the job

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The director informed that no candidates ____ all the criteria for the administrative position

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I waited for the laughter in the hall to ....... before I spoke

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He _______ from driving after picking up too many points on his licence

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Drone racing is an exciting new sport, that has become popular faster than (1)______ other sport before it. Pilots steer small and lightweight, but high-powered drones along courses with obstacles. They fly through gates and around flags at speeds of over a hundred miles an hour. They control the drones using VR-like headgear. Every drone has a camera (2)______ to it so that spectators can also view flights either on a big screen or with special headgear. The races take place either outdoors - in big stadiums, or indoors in old warehouses and sports arenas. (3)______ are short because the battery time of drones is limited. (4)______ drone racing started only a few years ago there are already international competitions that take place all over the world. In professional leagues, drone pilots compete for thousands of dollars. In March, the World Drone Prix was staged in Dubai. A 16-year old British teenager not only one the race but also received a prize money of 250 000 dollars. Television and other media have become aware of drone racing. ESPN, an Amercian sports channel, will be broadcasting international drone races starting this August. Races are also recorded and uploaded to YouTube and other video platforms (5)______ they can be viewed over and over again

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Seeking a new life and hoping a significant (28) _____ in their standard of living, foreign workers began flocking into Western Europe during the 1950s. In Britain, some of the first immigrants arriving from the West Indies and the Indian subcontinent were welcomed by brass bands, but the dream of a new life soon (29) _____ sour for many. Attracted by the promise to earn good money and learn new skills, the reality they found was often one of low wages and, in many case, unemployment. Some did not adapt (30) _____ to life in a country of cold weather and discrimination. The (31) _____ of West Indian immigrants moved into the inner cities, areas that were already fraught with social tensions caused by poverty and poor housing. There were cases of open hostility towards the newcomers; riots (32) _____ out in Notting Hill, West London in 1958, when gangs of white youths began taunting immigrants. Yet despite the numerous difficulties they encountered, many foreign workers did manage to adjust to their new conditions, settling in their new adopted country and prospering. Their contribution had the effect of not only speeding up the pace of economic change in the postwar period, but also transforming Western Europe into a multiracial society

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Only by speaking more _______ improve your fluency in English

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You ought not to ____ fun of your friends who don't have very good grades

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She admitted that she had ______________ a mistake

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GMT stands ____________ Greenwich Mean Time

They are traveling to school.....................bus.

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 ______, we couldn't go out because it rained

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She _______ by the number of people that came to wish him luck on his new endeavour

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The food here are ……………

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He never goes to bed before 11 o’clock, _________?

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Sally is putting me _______________ for the weekend

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I'm sure when you've stopped looking for your keys, they'll ________up somewhere