沟通的层次有（　）。

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SQL Error: select id,body,options from ***_enewstiku where sourceid='32330' and id < 2570596 and id<>'2570596' order by id desc limit 5 SQL Error: select id,body,options from ***_enewstiku where sourceid='32330' and id > 2570596 and id<>'2570596' order by id asc limit 5