Контрольные задания > 27. It was so _______ that many contemporary businessmen got interested in Yablochkov candles.

Вопрос:

27. It was so _______ that many contemporary businessmen got interested in Yablochkov candles.

Ответ:

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25. Pavel Yablochkov was a Russian electrical engineer and businessman. He was also the _______ of the Yablochkov candle - a type of electric carbon arc lamp - and the transformer. A Yablochkov candle was much easier to use than other kinds of lamps.
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27. It was so _______ that many contemporary businessmen got interested in Yablochkov candles.
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29. Many of Yablochkov's further inventions were much ahead of his time. Modern _______ still use his ideas in their work.