妊娠水肿产生的原因包括()
A.醛固酮灭活减少
B.白蛋白减少
C.水钠潴留
D.血浆胶体渗透压下降
E.静脉淋巴液回流受阻
参考答案:A, B, C, D, E
I see you got a “D” in biology. _______ ?
—Well. I found that subject hard. I think I will drop it for history.
A.How about that
B.What for
C.How come
D.What’s your next plan