当粮食供求关系发生重大变化时，为保障市场供应、保护种粮农民利益，必要时可由（）决定短缺的重点粮食品种，在粮食主产区实行最低收购价格；
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Nowherebutintheremotestregionofthecountry____findaplacetosettledown.
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Our（）sensitivitydecreaseswithage.Byage60，mostpeoplehavelost40percentoftheirabilitytosmelland50percentoftheirtastebuds.