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Susan is interested in _______ a bus.

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Mathematics courses _____ generally required in American high schools.

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Because they usually receive the same score on standardized examinations, there is often disagreement as to _________ is the better student, Bod or Helen.

__________ robots can help children with difficult homework.

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When _____ to explain his mistake, the new employee cleared his throat nervously.

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The clients demanded that the doctor’s office_____ earlier.

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 I believe there is somebody_____ on the door.

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I would like to leave a message for_______ if I may.

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When my father was young, he _____ work in the garden for long hours.

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Many birds will______ more than 3,000 miles to reach their winter homes.

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Bob is absent; he______ sick gain now.

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In 1900 the world had no deaths from rabies. Scientists______ wonderful vaccine.

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I really appreciate____ to help me, but I am sure that I will be able to manage by myself.

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Do you have to buy this hat? No, I _____. It isn’t necessary.

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“Main Market is a nice place”

          “They have_____ we recommend it to all our friends”.

Choose the letter A, B, C or D to complete the sentence: He suggested _______ to France this summer time.

 Choose correct answer A, B, C or D to complete the sentence.  He'll be remembered both as a brilliant Physician and as a true _______

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Coffee contains caffeine, and so_____

Choose the letter A, B, C or D to complete the sentence: After he had spoken, a _______ silence fell on the room.

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Do you know the woman _______ was hurt in the accident?

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