教育学的研究对象是教育现象和（ ）

试卷相关题目

SQL Error: select id,body,options from ***_enewstiku where sourceid='29278' and id < 2386598 and id<>'2386598' order by id desc limit 5 SQL Error: select id,body,options from ***_enewstiku where sourceid='29278' and id > 2386598 and id<>'2386598' order by id asc limit 5