下列属于元认知策略的实例是（ ）。

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SQL Error: select id,body,options from ***_enewstiku where sourceid='23636' and id < 2056269 and id<>'2056269' order by id desc limit 5 SQL Error: select id,body,options from ***_enewstiku where sourceid='23636' and id > 2056269 and id<>'2056269' order by id asc limit 5