下列哪一项不是幼儿园课程评价的作用？（ ）

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SQL Error: select id,body,options from ***_enewstiku where sourceid='27106' and id < 2247017 and id<>'2247017' order by id desc limit 5 SQL Error: select id,body,options from ***_enewstiku where sourceid='27106' and id > 2247017 and id<>'2247017' order by id asc limit 5