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 I’ll hand over all my files to my assistant before I______.

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I didn't __________ a chance to speak to her

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Passengers often complain about cancelled and overcrowded coaches and the lack of services

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Everyone wants to reduce pollution. But the pollution (30) _____ is as complicated as it is serious. It is complicated because much pollution is caused by things that benefit people. (31) _____, exhaust from automobiles causes a large percentage of air pollution. But the automobile provides transportation for millions of people. Factories discharge much of the material that pollutes the air and water but factories give (32) _____ to a large number of people. Thus, to end or greatly reduce pollution immediately, people would have to (33) _____ using many things that benefit them. Most of the people do not want to do that, of course. But pollution can be gradually reduced in several ways. Scientists and engineers can work to find ways to lessen the amount of pollution that such things as automobiles and factories cause. Governments can pass and enforce laws (34) _____ require businesses and traffic to stop, or to cut down on certain polluting activities

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Helen's parents used to take her to school by bike, ____?

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___ hat is this? It's my brother's

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People of different countries have quite different life styles. We American are wasteful people, (25) _______ saving. Our grandfathers began this pattern, for nature’s resources seemed so plentiful that no one ever imagined a shortage. Within a few years of the first Virginia settlement, for example, pioneers burned down their houses when they were ready to move to west. They only wanted to have the nails for (26) _______ use. No one ever gave a thought to the priceless hardwoods that went up in smoke. We the people in the United States destroy many things that other peoples save. I (27) _______ this when I was living in Britain. I received a letter from one of England’s largest banks. It was enclosed in a used envelop that had been readdressed to me. Such a practice would be (28) _______ in the United States. American banks, (29) _______ the smallest, always use expensive stationery with the names of all twenty-eight vice-presidents listed on one side of the page

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She wondered whether to ...... on Jacbob on the way home

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No sooner had we arrived at the station ______ the announcement started

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I don't want to upset my mom during the holidays, so I am acting _________ the part of dutiful daughter

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An important rule in Tim's family is that they have to pay ____ visits to their grandparents in the countryside

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The loss of biodiversity has a serious ____ on the survival of wildlife and humans

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The moment I met my wife, I fell _________ her completely

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The street is full of water because it ______for 3 hours

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Opposition parties are threatening to ..... the government

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The films run all night. We ________ movies for six hours by the time the feature comes on.

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An international shipping control system ------- as a way to reduce accidents at sea.

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I've got to go - something has just come _____________ at home and I'm needed there

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A: "Would you please go over my presentation on ASEAN?" - B: “____"

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My mother suddenly came to give me a cup of coffee when I _______ for my exam

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They will drink wine but I wish they______