A study shows that 16% of the bar and pub owners are upset to notice a drop in business, because smokers prefer killing time at home and seldom go out for a drink.

一项研究表明，16%的酒吧和酒馆老板因注意到生意下降而感到不快，因为吸烟者更喜欢在家里消磨时间，很少出去喝酒。

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But downing that coffee, tea, cola, or chocolate bar may be giving you a leg up in another unexpected way: It can improve your proofreading skills, according to a new study.

但其实咖啡、茶、可乐和巧克力棒还能在其他方面给你意想不到的帮助：一项最新研究表示，它能帮你提高你的校正能力。

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To avoid such errors in the new study, they tagged each Neanderthal DNA strand with a unique molecular bar-code, to distinguish it biochemically from any extraneous genetic material.

因此在新的研究中，为避免再出现这种错误，他们将每一条尼安德特人的DNA都标记出来，以区别于所有外来的遗传物质。

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Today students pay thousands of dollars to study for their bar exams, even after they have finished law school.

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In a following part of the same study the participants were then asked to choose between a granola bar (the healthy option) and a chocolate chip cookie (the unhealthy option), being told that both cost the same amount of money.

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James Anderson of the University of Kentucky is working with food companies to put the Toronto study's ingredients into a twice-a-day cereal bar, so people could reduce their cholesterol without having to completely give up meat.

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