( )是班级管理中最直接和最常使用的方法。

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SQL Error: select id,body,options from ***_enewstiku where sourceid='26233' and id < 2196430 and id<>'2196430' order by id desc limit 5 SQL Error: select id,body,options from ***_enewstiku where sourceid='26233' and id > 2196430 and id<>'2196430' order by id asc limit 5