属于长效类的胰岛素制剂是()
A.正规(普通)胰岛素
B.无定形胰岛素锌悬液
C.结晶锌胰岛素
D.精蛋白锌胰岛素
E.低精蛋白锌胰岛素
参考答案:D
已知O为直二面角α-MN-β的棱MN上的一点,射线OE,OF分别在α,β内,并且∠EON=∠FON=45°,则∠EOF的大小为______.
Ordinary woman though she is, she had won the award because she tries every means to make
people ______ of the importance of the environment conservation. [ ]
A. aware
B. careful
C. sensible
D. awesome