霍乱的传染源主要是

试卷相关题目

SQL Error: select id,body,options from ***_enewstiku where sourceid='31548' and id < 2527376 and id<>'2527376' order by id desc limit 5 SQL Error: select id,body,options from ***_enewstiku where sourceid='31548' and id > 2527376 and id<>'2527376' order by id asc limit 5