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The invention of the mobile phone has undoubtedly revolutionized the way people communicate and influenced every aspect of our lives. The issue is whether this technological innovation has (25) _____ more harm than good. In order to answer the question, we must first turn to the types of consumers. Presumably, most parents (26) _____ are always worrying about their children’s safety buy mobile phones for them to track their whereabouts. We can also assume that most teenagers want mobile phones to avoid missing out on social contact. In this context, the advantages are clear. (27) _____, we cannot deny the fact that text messages have been used by bullies to intimidate fellow students. There is also (28) _____ evidence that texting has affected literacy skills. The widespread use of mobile phone has, out of question, affected adult consumers too. What employee, on the way home from work, would be reluctant to answer a call from their boss? Apparently, only 18% of us, according to a survey, are willing to switch off our mobile phones once we've left the office. Admittedly, mobile phones can be intrusive but there are obvious benefits to possessing one. Personally speaking, they are invaluable when it comes to making social or business arrangements at short (29) _____. They also provide their owners with a sense of security in emergency situations

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All the candidates badly on TV

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We ___________ some improvements to the house before selling it

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It is through people’s movement that their true nature _______

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Malia’s wedding ring is enormous. It _____ have cost a fortune.

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Many groups worldwide are trying to develop vaccines that protect against a wide range of coronaviruses and prevent (26) _______ pandemic. These efforts have now been boosted by the discovery that some healthcare workers had pre-existing immunity to the SARS-CoV-2 virus during the first wave of the pandemic. During the first half of 2020, around 700 healthcare workers in the UK were tested weekly as part of a crowdfunded study called Covid Sortium. Most of these people, who wore protective equipment, never tested positive for covid-19 in PCR tests or developed covid-19 antibodies – proteins that (27) _______ to the outside of viruses, preventing cells from being infected. (28)_______ , when Leo Swadling and Mala Maini at University College London and their colleagues looked more closely, they found some of those (29) _______ tested negative had a protein in their blood that is linked to covid-19 infection, as well as T cell responses to the SARS-CoV-2 virus. T cells are (30) _______ of the immune system

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Students ____ cheat in the exams; it is against the rules

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The girl whom you met last night ____ a singer

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 ____ of his job as a forester is to take care of these trees.

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 They ____________ careful to answer the questions

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Thanks to our modern lifestyle, with more and more time spent sitting down in front of computers than ever before, the (36) _____ of overweight people is at a new high. As people frantically search for a solution to this problem, they often try some of popular fad diet being offered. Many people see fad diet (37) _____ harmless ways of losing weight, and they are grateful to have them. Unfortunately, not only do fad diet usually fo the trick but also they can actually be dangerous for your health. Although permanent weight loss is the goal, few are able to achieve it. Expert estimate that 95 percent of dieters return to starting weight, or even (38) _____ weight. While reckless use of fad diets can bring some initial results, long-term results are very rare. Nonetheless, people who are fed up with the difficulties of changing their eating habits often turn to fad diets. (39) _____ being moderate, fad diets involve extreme dictary changes. They advise eating only one type of food, or they prohibit other types of foods entirely. This results in a situation (40) _____ a person’s body doesn’t get all the vitamins and other things that it needs to stay healthy

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On Mercator's maps, the far northern and southern polar regions are....................

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His excuse for being disrespectful to the disabled sounded quite ____, so we did not accept it

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Although he was on the whole very suspicious of the project, Mr Adams ____ to cooperate

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Taylor and Adam __________ good friends.

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The organization had broken no rules, but ____ had it acted responsibly

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A paddy-field is a rice .......................... 

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When I think back on those times we shared together, I can't help but feel a little sad

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The supermarket chain has promised to cut ___________ on packaging

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Make a wish and blow __________ your birthday candles!

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You didn’t play badminton last week, _________?