下列有关动作技能学习中练习的说法正确的是（ ）。

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SQL Error: select id,body,options from ***_enewstiku where sourceid='31724' and id < 2538868 and id<>'2538868' order by id desc limit 5 SQL Error: select id,body,options from ***_enewstiku where sourceid='31724' and id > 2538868 and id<>'2538868' order by id asc limit 5