W下哪项木属于商业价值中有掐&益的例子？（ ）。

试卷相关题目

SQL Error: select id,body,options from ***_enewstiku where sourceid='27198' and id < 2255144 and id<>'2255144' order by id desc limit 5 SQL Error: select id,body,options from ***_enewstiku where sourceid='27198' and id > 2255144 and id<>'2255144' order by id asc limit 5