关于我国学制表述正确的是（ ）。

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SQL Error: select id,body,options from ***_enewstiku where sourceid='31698' and id < 2537557 and id<>'2537557' order by id desc limit 5 SQL Error: select id,body,options from ***_enewstiku where sourceid='31698' and id > 2537557 and id<>'2537557' order by id asc limit 5