设定质押的股票必须是（ ）。

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SQL Error: select id,body,options from ***_enewstiku where sourceid='25439' and id < 2142921 and id<>'2142921' order by id desc limit 5 SQL Error: select id,body,options from ***_enewstiku where sourceid='25439' and id > 2142921 and id<>'2142921' order by id asc limit 5