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__________ is the contamination of lakes, rivers, oceans, or groundwater, usually by human activities.

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____________ the poor weather, the annual staff picnic will be postponed until next Friday.

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Both the Atkinson Times and the MacMillan Record have sizable readerships, _________   each targets a different demographic.

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We expected that our team_________, but it didn't.

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His career in the illicit drug trade ended with the police raid this morning.

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After a three-month probationary period, hotel employees are eligible to ----- paid vacations.

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Please be assured that  _____  employees affected by the schedule changes will be assisted in every way possible.

It is high time Tom ................ more active in class.

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Juniper, Inc. offers competitive salaries and attracts some of the best talent  ____________  the industry.

___________ are often used for laboratory experiments.

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Many tall and wide mountain ranges do not let much rain get ________ the desert.

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I clearly remember talking to him in a chance meeting last summer.

 I______ for this company for more then thirty years, and I intend to stay here until I______ next year 

Choose the best answer among A, B, C or D that best completes each sentence: ….. you’re going to the fruit market, would you please pick up a few apples for me?

He declared that he ———————- it even if he saw it with his own eyes. 

American football differs slightly in rules and field size from a style of football  _______ mostly in Canada, called Canadian football. 

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The sea was dangerous, _________ they didn't go out for a swim.

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Albert Doime oversaw smelting operations in Lydenburg for a  ______  time before being reassigned to Johannesburg.

If you knew he was ill, why ........... you  ................ to see him?

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All rental __________   must be paid 30 days prior to the event, or the event is subject to cancelation.

Choose the best answer among A, B, C or D that best completes each sentence: Raw meat must be ……. separate from cooked meat.