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Barley was an unexpected find: the crop was domesticated in Western Eurasia and didn't become a staple food in central China until about 2,000 years ago, according to the researchers.Based on that timing, they indicate barley may have 34 arrived in the re
2017年6月四级真题（第一套）阅读 Section A
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Now, researchers have found a surprising ingredient inresidue from 5000-year-old beer brewing equipment.
2017年6月四级真题（第一套）阅读 Section A
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They may be ancient "beer-making tools", and the earliest direct evidence of beer brewing in China, the researchers reported in the Proceedings of the National Academy of Sciences.
2017年6月四级真题（第一套）阅读 Section A
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This was first mentioned in reference to brewing in the ninth century.
2017年6月四级真题（第一套）阅读 Section A