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为发展“低碳”经济，很多地区采用风力发电.风能属于_能源(选填“可再生”或“不可再雄”)；若风力发电机一天发电7.2×10⁹J，这相当于完全燃烧___kg的煤放出的热量.(煤的热值为3×10⁷J／kg)

A.风能属于___________能源(选填“可再生”或“不可再雄”)；若风力发电机一天发电7.2×10⁹J，这相当于完全燃烧_____________kg的煤放出的热量.(煤的热值为3×10⁷J／kg)

【参考答案】

可再生；240

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The beginnings of the Coca-Cola were humble. In 1886, an Atlanta pharmacist, John Pemberton, made the original mixture,【51】it was his accountant, Frank Robinson,【52】put a name to【53】. The【54】of the powerful brew included the coca leaf and the kola nut, but【55】the drink wasn't【56】Coca Kola is not known.No one knows【57】, what became【58】Pemberton, because he sold the Coca-Cola Company five years after formulating the drink to Asa Candler, who had managed to get it【59】to all US states within four years of buying the【60】as well as establishing it as a favorite in drug stores' soda fountains.【61】, Candler didn't make much【62】from the giant-in-the-making either. He sold almost all bottling rights a year after taking the brand into Canada and Mexico【63】Ben Thomas and John Whitehead. This pair established【64】was to become a mainstay of the business, in developing a regional network of bottlers so that Coca-Cola could be【65】in the home.In 1915, the classic curved bottle was【66】by the CJ Root glass company, a shape which was destined to last, with only a few alterations, through the【67】85 years and become a true design【68】.Coke began to【69】its products offering fruit juices and fizzy drinks, but【70】to the Coke range was slow. Diet Coke didn't appear until the early 1980s and Cherry Coke came along only in 1986.(51)

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