通过不断强化逐渐趋近目标的反应，来形成某种复杂的行为的方法是(

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SQL Error: select id,body,options from ***_enewstiku where sourceid='30652' and id < 2471314 and id<>'2471314' order by id desc limit 5 SQL Error: select id,body,options from ***_enewstiku where sourceid='30652' and id > 2471314 and id<>'2471314' order by id asc limit 5