有关HBV血清标志,唯一具有保护作用的是()
A.HBsAg
B.HBeAg
C.抗-HBs
D.抗-HBe
E.抗-HBc
参考答案:C
华法林中毒时主要解毒剂是()
A.维生素K3
B.维生素B6
C.维生素C
D.维生素E
E.维生素K1
After two()delay, our train arrived at last.
A.hours frustrating
B.hours frustrated
C.hours’ frustrating
D.hours’f rustrated