急性胰腺炎时，尿淀粉酶（）。
A.增高最早
B.增高稍晚
C.增高最晚
D.不增高
E.持续增高
参考答案：B
32．His__________to become a pilot was held back by his poor eyesight．
A．destination
B．inspiration
C．ambition
D．promotion
救生筏应备有总数为救生筏额定乘员每个人不少于（）的口粮。
A.5000kJ
B.8000kJ
C.10000kJ
