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English File. Inventions. Speaking.
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Do new inventions always create new problems?
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Do you think time machine will ever be invented?
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How did the invention of television change people's life?
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What is the greatest invention ever?
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What is the world’s most useless invention?
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What invention would you like to invent?
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Do you believe that one day people will invent something that will help to live on the moon and on other planets?
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How did the invention of Internet influence us?
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