群体的心理功能有（ ）。

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SQL Error: select id,body,options from ***_enewstiku where sourceid='30659' and id < 2471430 and id<>'2471430' order by id desc limit 5 SQL Error: select id,body,options from ***_enewstiku where sourceid='30659' and id > 2471430 and id<>'2471430' order by id asc limit 5