有小学一年级的学生把6和9混淆，这说明该生（ )还不成熟,

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SQL Error: select id,body,options from ***_enewstiku where sourceid='30473' and id < 2461641 and id<>'2461641' order by id desc limit 5 SQL Error: select id,body,options from ***_enewstiku where sourceid='30473' and id > 2461641 and id<>'2461641' order by id asc limit 5