班干部能做的班主任不做，体现的是（ ）。

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SQL Error: select id,body,options from ***_enewstiku where sourceid='31527' and id < 2525892 and id<>'2525892' order by id desc limit 5 SQL Error: select id,body,options from ***_enewstiku where sourceid='31527' and id > 2525892 and id<>'2525892' order by id asc limit 5