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xx年职称英语卫生考试阅读理解习题xx年职称英语卫生考试阅读理解习题 Evidence ofAncient Hunters Russian and Norwegian scientistshave reportedfinding stoneobjects andanimal bonesin thefar northof EuropeanRussia.The scientistssay theobjects providethe firstevidence that ancient hunterslived inthe areamore than30thousand yearsago.They saythis isat least15thousand yearsearlier thanexperts hadthought. The RussianandNorwegianteam workedatacamp alongthe UsaRiver andthe ArcticCircle.The scientistssay theyfound severalancient stonetools.They alsofound123bones from animals suchas horses,reindeer驯鹿and wolves. The scientistssay theirmost importantdiscovery wasa tuskfromanancient elephantcalled amammoth猛犸.The huge,curved toothwas morethan lmeter long.The tuskis coveredwith smallcuts.The scientistsbelieve humansmade themarks withsharp-edged stonetools. The scientistsused aprocess knownas radiocarbon放射性碳dating tomeasure theage ofthe tusk.Radiocarbo...。