工作任务单由（   ）许可，一份由工作负责人留存，一份交小组负责人。

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SQL Error: select id,body,options from ***_enewstiku_ where sourceid='69528' and id < 4504906 and id<>'4504906' order by id desc limit 5 SQL Error: select id,body,options from ***_enewstiku_ where sourceid='69528' and id > 4504906 and id<>'4504906' order by id asc limit 5