教师范唱时，一般范唱（ ）左右。

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SQL Error: select id,body,options from ***_enewstiku where sourceid='26279' and id < 2198901 and id<>'2198901' order by id desc limit 5 SQL Error: select id,body,options from ***_enewstiku where sourceid='26279' and id > 2198901 and id<>'2198901' order by id asc limit 5