假如背一段文字，从头到尾记10遍就记住了，那么根据“过度学习”原理，记（ ）最高效、最经济。

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SQL Error: select id,body,options from ***_enewstiku where sourceid='30616' and id < 2469459 and id<>'2469459' order by id desc limit 5 SQL Error: select id,body,options from ***_enewstiku where sourceid='30616' and id > 2469459 and id<>'2469459' order by id asc limit 5