操行评定主要通过（ ）等几种途径来实现。

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SQL Error: select id,body,options from ***_enewstiku where sourceid='31700' and id < 2537693 and id<>'2537693' order by id desc limit 5 SQL Error: select id,body,options from ***_enewstiku where sourceid='31700' and id > 2537693 and id<>'2537693' order by id asc limit 5