体液免疫缺陷不常进行的筛查性实验室检查是()
A.定量测定
B.同族血凝素测定
C.特异性抗体测定(ASO试验)
D.四唑氮蓝试验
E.血常规
参考答案:D, E
I was born____a poor family. [ ]
A.at
B.to
C.on
D.of
纯棉精梳单纱(细度240分特,非零售用)