题目内容
早期流产最常见的原因是( )
2021-10-13
A.胚胎或胎儿染色体异常
B.母体心力衰竭
C.子宫肌瘤
D.精子的染色体异常
E.接触放射线
试卷相关题目
SQL Error: select id,body,options from ***_enewstiku where sourceid='25351' and id < 2151340 and id<>'2151340' order by id desc limit 5 SQL Error: select id,body,options from ***_enewstiku where sourceid='25351' and id > 2151340 and id<>'2151340' order by id asc limit 5