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[单选题]<p><span style=";font-family:宋体;font-size:14px"><span style="font-family:宋体">最早发现山东境内新时期时代文明的文化遗存的是</span><span style="font-family:宋体">(</span></span><span style=";font-family:宋体;font-size:14px"> <span style="font-family:宋体">)。</span></span></p><p><br/></p>