关于二氧化硫，下列说法错误的是（ ）。

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SQL Error: select id,body,options from ***_enewstiku where sourceid='31909' and id < 2551180 and id<>'2551180' order by id desc limit 5 SQL Error: select id,body,options from ***_enewstiku where sourceid='31909' and id > 2551180 and id<>'2551180' order by id asc limit 5