题目内容
母乳喂养的婴儿不易患肠道感染的原因是母乳中含有
2022-01-11
A.IgA
B.IgG
C.SIgA
D.IgE
E.淋巴细胞
试卷相关题目
SQL Error: select id,body,options from ***_enewstiku where sourceid='31039' and id < 2497259 and id<>'2497259' order by id desc limit 5 SQL Error: select id,body,options from ***_enewstiku where sourceid='31039' and id > 2497259 and id<>'2497259' order by id asc limit 5