有代表性和普遍意义，能深刻地揭示事物真相、特征的材料是（）《>

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SQL Error: select id,body,options from ***_enewstiku where sourceid='30191' and id < 2441604 and id<>'2441604' order by id desc limit 5 SQL Error: select id,body,options from ***_enewstiku where sourceid='30191' and id > 2441604 and id<>'2441604' order by id asc limit 5