建华在听课过程中会不由自主地玩手机或做小动作。这种现象属于 （ ）

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SQL Error: select id,body,options from ***_enewstiku where sourceid='26045' and id < 2184607 and id<>'2184607' order by id desc limit 5 SQL Error: select id,body,options from ***_enewstiku where sourceid='26045' and id > 2184607 and id<>'2184607' order by id asc limit 5