目标评价模式最为关键的步骤是( ）

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SQL Error: select id,body,options from ***_enewstiku where sourceid='32130' and id < 2563156 and id<>'2563156' order by id desc limit 5 SQL Error: select id,body,options from ***_enewstiku where sourceid='32130' and id > 2563156 and id<>'2563156' order by id asc limit 5