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The ticket agent said that the plane would be boarding at _________

Choose the word (a, b, c, or d) that best fits each of the blank spaces. 
Computers are very (21)____, but they also can (22) _____ problems. One kind of problem is with the computer’s memory. It is not perfect, so (23) ____ computers lose (24)______information. Another problem is with the machinery. Computers are machines, and (25)_____can break down. When computers break down, they may erase information, like chalk on a blackboard. Or they may stop doing anything at all. And there is another different kind of problem with computers. Some doctors say they may be bad for your (26)_____. 

(24)........ 

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I’d rather_____ in the field than_____ home.

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Coffee contains caffeine, and so_____

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My sister has a ________ baby.

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While he was washing his new car, Mr. de Rosa_____ a small dent in the rear fender.

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Our reservations are for________

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We used to go skiing in Michigan every winter, but________ for the past five seasons.

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There_____ never been an environmental disaster of this magnitude.

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It is______ day that travel advisories have been issued for most of the major highways.

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Tito was the only foreigner_________ I saw at the convention.

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I like these dishes but___________ is a little too small.

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Mathematics_____ very interesting to me.

Choose correct answer A, B, C or D to complete the sentence. The new invention may receive a lot of __________ from the people

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The one in the window was_____ expensive that I couldn’t afford it.

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_____ you help me with the homework?

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Please go to _______ to pick up your ID card.

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 I left my pen in this box, but it isn’t there now. Someone______ it.

We agree_____early.

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She made a lot of mistakes but I wish she______

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You can send letters from Hongkong_______ by Suez or by Canada.