区域游戏中，教师的介入方式有平行介人法、交叉介人法和（ ）介入法三种。

试卷相关题目

SQL Error: select id,body,options from ***_enewstiku where sourceid='27369' and id < 2263917 and id<>'2263917' order by id desc limit 5 SQL Error: select id,body,options from ***_enewstiku where sourceid='27369' and id > 2263917 and id<>'2263917' order by id asc limit 5