小学生品德发展的关键年龄是（ ）。

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SQL Error: select id,body,options from ***_enewstiku where sourceid='32157' and id < 2564478 and id<>'2564478' order by id desc limit 5 SQL Error: select id,body,options from ***_enewstiku where sourceid='32157' and id > 2564478 and id<>'2564478' order by id asc limit 5