教师综合素质最突出的外在表现是（ ）。

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SQL Error: select id,body,options from ***_enewstiku where sourceid='31408' and id < 2518267 and id<>'2518267' order by id desc limit 5 SQL Error: select id,body,options from ***_enewstiku where sourceid='31408' and id > 2518267 and id<>'2518267' order by id asc limit 5