管理者在管理过程中承担的职能有（ ）。 1

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SQL Error: select id,body,options from ***_enewstiku where sourceid='31821' and id < 2543465 and id<>'2543465' order by id desc limit 5 SQL Error: select id,body,options from ***_enewstiku where sourceid='31821' and id > 2543465 and id<>'2543465' order by id asc limit 5