计划是管理的首要职能，其工作程序和内容包括（ )0

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SQL Error: select id,body,options from ***_enewstiku where sourceid='31821' and id < 2543460 and id<>'2543460' order by id desc limit 5 SQL Error: select id,body,options from ***_enewstiku where sourceid='31821' and id > 2543460 and id<>'2543460' order by id asc limit 5