提高学生知识储备的数量与质量可以从（ ）方面入手。

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SQL Error: select id,body,options from ***_enewstiku where sourceid='32226' and id < 2567249 and id<>'2567249' order by id desc limit 5 SQL Error: select id,body,options from ***_enewstiku where sourceid='32226' and id > 2567249 and id<>'2567249' order by id asc limit 5