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Both viruses and genes_____ made from nucleoproteins.

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My wife wishes she______ the guitar now

Now we __________  human to do such work as mining minerals.

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Please______ photocopies of documents.

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Lightning currents ________ the interior of an airplane.

Choose the letter A, B, C or D to complete the sentences:

After he had spoken, a _______ silence fell on the room.

__________ you do the dishes when you were young?

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A special license is needed to drive trucks and_____

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

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Susan is interested in _______ a bus.

Robots may play an important __________ in human’s life.

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It was_____ that we had gone for a walk.

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The clients demanded that the doctor’s office_____ earlier.

_____ is a machine that prints words from a computer.                                              

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Of those who took the exam with Jane and ______, I am the only one who studied for it.

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She wishes she ______ a fairy now.

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

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I put my keys on the table, but now it’s gone. Someone_____ have taken it.

Choose correct answer A, B, C or D to complete the sentence. Digital cameras is a wonderful ___________

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I told him to come at three _______ to bring his wife with him.

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