下列关于二元经济结构认识错误的有（ ）。

试卷相关题目

SQL Error: select id,body,options from ***_enewstiku where sourceid='31477' and id < 2523182 and id<>'2523182' order by id desc limit 5 SQL Error: select id,body,options from ***_enewstiku where sourceid='31477' and id > 2523182 and id<>'2523182' order by id asc limit 5