呼吸与呼吸暂停交替出现为（ ）。

试卷相关题目

SQL Error: select id,body,options from ***_enewstiku where sourceid='31063' and id < 2498490 and id<>'2498490' order by id desc limit 5 SQL Error: select id,body,options from ***_enewstiku where sourceid='31063' and id > 2498490 and id<>'2498490' order by id asc limit 5