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Twenty-first century technologies could offer lifestyles that are ____ benign

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................... on the environment for the gratification of its needs.

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University students are willing to get involved in helping the old and ____ people

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He can not ________ ignorance as his excuse; he should have known what was happening in his own department

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_____ you, I’d think twice about that decision. It could be a bad move

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We sat pondering ___________ various ways to improve our business model when Janet suddenly came up with a brilliant idea

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Using this polish on your car will give its surface an _______ shine

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They quarrelled …….the choice of a house.

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The scholarship Jane was granted _______ a big difference to her life and her career.

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It was found that he lacked the _______ to pursue a difficult task to the very end

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Although the chemist’s initial experiment failed, she ________ upon a strong new material in the process

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Alice Freeman, ................. to head Wellesley College at age 27, is one of the youngest college presidents in history.

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You should _________ more respect to your parents

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I'd like to _____________ you all at your ease and assure you that there will be no layoffs, so please do not listen to the rumors going around.

Choose the best option (A, B, c or D) to complete these sentences.

We might ………….. smart phones surfed the Internet.

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It is politely requested by the hotel management that radios ____ after 11 o'clock at night

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Nowadays people are more aware that wildlife all over the world is in (01) _____. Many species of animals are threatened, and could easily become (02) _____ if we do not make an effort to protect them. In some cases, animals are hunted for their fur or for other valuable parts of their bodies. Some birds, such as parrots, are caught (03) _____ and sold as pets. For many animals and birds the problem is that their habitat - the place where they live - is disappearing. More land is used for farms, for houses or industry, and there are fewer open spaces than there once were. Farmers use powerful chemicals to help them to grow better crops, but these chemicals pollute the environment and (4) _____ wildlife. The most successful animals on earth – human beings - will soon be the only ones (5) _____, unless we can solve this problem

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Mr. Dick likes watching football but his wife_________

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________ you help me with the homework?

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Volunteers will come around and hand __________ pamphlets before the lecture

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There was a nice atmosphere in the office ____. Everyone gets on with everyone else.