皮亚杰认为对处于具体运算阶段的儿童应多做事实性的、技能性的训练。 （ )

试卷相关题目

SQL Error: select id,body,options from ***_enewstiku where sourceid='32262' and id < 2568632 and id<>'2568632' order by id desc limit 5 SQL Error: select id,body,options from ***_enewstiku where sourceid='32262' and id > 2568632 and id<>'2568632' order by id asc limit 5