对样本含虽大家有不同意见，但小刘的建议教授给予了肯定。小刘的建议是

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SQL Error: select id,body,options from ***_enewstiku where sourceid='32467' and id < 2578778 and id<>'2578778' order by id desc limit 5 SQL Error: select id,body,options from ***_enewstiku where sourceid='32467' and id > 2578778 and id<>'2578778' order by id asc limit 5