--Have all the students known that our class will visit the farm this afternoon?

--Yes. Every student _________ about it.

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This maths problem _________ out by little Tom.

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In our school, library books _________ in two weeks.

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The information ______ on computers.

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The world ______ by printing.

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I know ______ English, but I can write ______ English words.

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Because there weren't many books, ______ people learned to read.

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Every evening my father ______ magazines at home.

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He picked up a watch ______.

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The newspaper ______ on the school website, and it ______ on screen.

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