下列海峡或运河中，沟通地中海和印度洋的是[ ]
A．直布罗陀海峡
B．苏伊士运河
C．巴拿马运河
D．马六甲海峡
答案：B
高渗性脱水补充累积损失量，应补
A．生理盐水
B．平衡液
C．2：1溶液
D．5%葡萄糖盐水
E．5%葡萄糖
He is quite sure that it's __________impossible for him to fulfill the task within two days. [ ]
A. absolutely
B. exclusively
C. fully
D. roughly
