师德行为的选择仅仅受外部环境的制约。

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SQL Error: select id,body,options from ***_enewstiku where sourceid='27848' and id < 2287905 and id<>'2287905' order by id desc limit 5 SQL Error: select id,body,options from ***_enewstiku where sourceid='27848' and id > 2287905 and id<>'2287905' order by id asc limit 5