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Teachers are supposed to………… responsibility for students’ education.

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To maintain the Cheerbrew coffeemaker properly, wipe it with a ______________   sponge after each use.

There is also a huge range _______ videos, which can reinforce and extend the pleasure a child finds in a book and are equally valuable in helping to increase vocabulary and concentration.

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The staff in charge of writing press releases should get all facts -------- thoroughly before sending an announcement to the media.

The teacher expected Sarah ______ harder/ he gave her a lot of homework______. 

The advances of commercial airplanes resulted in a shrinking world.

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Telecommunication is bound to have a huge influence on various aspects of our lives.

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The meteorologist reviews the daily weather patterns and makes ______________   for temperatures and conditions.

………… of the financial crisis, all they could do was hold on and hope that things would improve.

Due to the restaurant's seating policy, diners waiting at Salsa’s Seafood Restaurant can only be seated ................. the entire party has arrived.

Before Gallux Corporation was rated as one of the best telecommunications companies in the country, it .................. expanding its operations worldwide

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------- a bank has approved Flynn Co.'s business loan, the company can begin its planned expansion.

Don’t hesitate to approach Mr. Yennings if you would like to ask ................. about the upcoming conference.

Choose the underlined part that needs correction in the following question

He is too old joining this event.

My teacher doesn’t allow us ______ while he is explaining the lesson.

The passengers had to wait because the plane ____ off one hour late.

_____! You deserved to win.

The sales force has expanded so rapidly this year that it will ............... be split into different teams next year.

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 Tuberculosis_____ incurable before.

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............? – Yes, the clock says nine o'clock.

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Our teacher told us that if we don't........... the environment, our grandchildren may not even be able to carry on living.