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考研英语知识运用分类精讲商业经济类-(二)(总分：100.00，做题时间：90分钟)一、SectionⅠUseofEnglish(总题数：2，分数：100.00)TheU.S.DepartmentofAgriculture(USDA)estimatesthat,onaverage,eachpersonintheUnitedStatesthrowsoutabout328poundsofediblefoodeachyear.Foodboughtwiththebest(1)sitsforweeksonendasbusyconsumers(2)itintherefrigeratorandforgetaboutit.Andwhenitseemstimetoeithereatitor(3)it,mostpeople(4)thefreshnessdates(a.k.a.'useby','sellby',and'bestifusedby')printedonthepackages.But,thesedatesdon'treally(5)foodsafety,nordotheymean(6)foodisalwaysbad.Poultry,seafood,andgroundmeatssuchashamburger,havetheshortest(7)lives.Theyshouldbe(8)withintwodaysof(9)ifstoredintherefrigerator.Theylast(10)sixmonthsinthefreezer.Steak,beef,(11),andotherfresh-cutmeatslastalittlelonger—threetofivedaysintherefrigeratorands