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老师想问下 为什么选BC， 我感觉DE和protect的字义更加类似
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For the year in which Newsmagazine x accounted for......
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The (i)_____ of molecular oxygen on Earth-sized pl......
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An apparent paradox led the scientists to pursue t......
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Carmen’s affection for her sister, though not __......
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The jury's verdict was such a surprise that the po......
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Given the _____ of solid case studies of environme......
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Some social insects, such as bees and ants, are ce......
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Although he has long had a reputation for (i)_____......
