题目内容
口腔黏膜出现蓝黑色的色素沉着见于
2022-01-18
A.维生素C缺乏
B.出血性疾病
C.鹅口疮
D.肾上腺皮质功能减退
E.系统性红斑狼疮
试卷相关题目
SQL Error: select id,body,options from ***_enewstiku where sourceid='31468' and id < 2521755 and id<>'2521755' order by id desc limit 5 SQL Error: select id,body,options from ***_enewstiku where sourceid='31468' and id > 2521755 and id<>'2521755' order by id asc limit 5