根据学生选择课程的自主性，可将课程分为()

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SQL Error: select id,body,options from ***_enewstiku where sourceid='26042' and id < 2184339 and id<>'2184339' order by id desc limit 5 SQL Error: select id,body,options from ***_enewstiku where sourceid='26042' and id > 2184339 and id<>'2184339' order by id asc limit 5