等渗性缺水的常见病因有()
A.大量呕吐
B.肠瘘
C.急性腹膜炎
D.大面积烧伤
E.高热大量出汗
参考答案:A, B, C, D
______ a truck coming directly from the opposite direction, the car driver turned ______ right to avoid a head-on collision.
A.Seeing; sharp
B.Having seeing; sharply
C.Seen; sharp
D.Had seen; sharply
BSP的研究必须得到______或某些最高管理部门参与研究的承诺。