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The discovery was a major ________ for research workers

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Many adults in America and increasing numbers elsewhere take part in mentoring schemes. A mentor is an adult who provides support and friendship to a young person. There are numerous different (46)_____ of mentoring: passing on skills, sharing experiences, offering guidance. Sometimes the most helpful thing to do is just listen. Mentoring is open to anybody - no particular (47) _____ experience is required, just a desire to make a difference to the life of a young person who needs help. This may seem a difficult thing at first, but many people find they have a real talent for it. The support of a mentor can play an important part in a child's development and can often make up (48) _____ a lack of guidance in a young person's life. It can also improve young people's attitudes towards society and build up their confidence in dealing with life's challenges. For the mentor, it can be incredibly rewarding to know that they have had a significant influence on a child and helped to give the best possible (49) _____ in life. Indeed, it is not only adults who are capable of taking on this role. There is now an increasing (50) _____ for teenagers to mentor young children, for example by helping them with reading or other school work

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Consumer pressure is being put upon the food industry to ...... on factory farming methods

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I don’t know how it ..... that we stopped loving each other

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Bill and Jerry are in a coffee shop.
- Bill: “Can I get you another drink?”
- Jerry: “ _______ ”

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I’m sorry I can’t come. I……………my school friend tomorrow.

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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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The United States and China have (16)_______ a deal that allows the Chinese telecommunications giant ZTE to stay in business in exchange for paying an additional $1 billion in fines and agreeing to let US regulators monitor its operations. The fine comes (17)_______ Donald Trump stepped in to save the company after US regulators barred it from doing business in the US, an effective death blow for the company. In addition to the fine, a compliance team chosen by the US will be embedded at ZTE and the Chinese company must change its board and executive team. “ZTE is essentially on (18)_______,” said Amanda DeBusk, chair of the international trade and government regulation practice at Dechert LLP and a former commerce official. “It’s unprecedented to have US agents as monitors ... It’s (19)_______ a good precedent for this situation. ZTE is a repeat offender.” The news did little to appease critics. Senator Mark Warner, vice-chairman of the Senate select committee on intelligence, said: “It is the unanimous conclusion of our nation’s intelligence community that ZTE poses a significant threat to our national security. These concerns aren’t new; back in 2012, the House permanent select committee on intelligence released a report (20)_______ the serious counterintelligence concerns associated with ZTE equipment

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After graduating from university, I want to ____ my father's footsteps

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My ______ motorbike is in the garden

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Am I happy? It all ___________ on what you mean by “happy”!

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From the window we could see the children _________ in the yard

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Professional people expect ............... when it is necessary to cancel an appointment

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You are late. If you______a few minutes earlier, you______him

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______ did she go yesterday morning? - She went to the supermarket

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Total weight of all the ants in the world is much greater than .................

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Climate changes________ the existence of the species

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I asked Martha________ to enter law school.

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We’ve got a letter from a war widow who claims she’s been ... her pension

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A woman from a travel agency helped us ____ a nice house

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The fifth generation computers, with artificial intelligence, ____ and perfected now