检验真理的唯一标准是 （）。

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SQL Error: select id,body,options from ***_enewstiku where sourceid='28721' and id < 2342835 and id<>'2342835' order by id desc limit 5 SQL Error: select id,body,options from ***_enewstiku where sourceid='28721' and id > 2342835 and id<>'2342835' order by id asc limit 5