Choose the correct answer in each sentence.

In an attempt   _________ sustainable energy, city officials have had solar panels affixed to some public buildings.

The .................... for the research team are asked to wait in room 203 for their interviews.

The outstanding from customers helped .............. to ensure that Ms. Gilmore would stay with the company.

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Well-known journalist Kent Moriwaki published a book in May ________   a compilation of quotes from interviews with various artists.

I have a message for people ............... by the traffic chaos.

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The scientists ……….. the behavior of the laboratory animals.

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Mr. Shim has decided that he will present the interviewed figures to the board of trustees  ______  rather than appoint someone else to do it.

PaperSave, a fifteen-year-old company, currently ................. ten other plants in the continental U.S.

Consider volunteering at a nonprofit agency to gain new skills and experience that can help ................ your transition into a new job.

He wanted to know  .................  shopping during the previous morning.

_____________ have made communication faster and easier through the use of e-mail and the Internet is widely recognized. 

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As part of the writing workshop, participants will read their compositions ------ to the group.

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Dissatisfied customers of Maple Housekeeping may terminate the contract _______________   three days of the first cleaning session.

Every morning, millions of ______ waste ______ time reading the sports pages.

They had to work overtime                  they could finish work on time.

Store employees ............... the cartridges to us so that we can process them.

Choose the best answer among A, B, C or D that best completes each sentence: The boy said he wouldn’t tell anyone about what ______.

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I always run............... of money before the end of the month.

 _________ in a foreign country can be very difficult 

Choose the best answer A, B, C or D to complete the sentences.

By ____ the housework done, we have time to further our studies.

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---------- the outdated equipment is replaced with state-of-the-art machinery, productivity will more than double.