脑水肿的发生机制包括()
A.血脑屏障功能障碍
B.脑微循环障碍
C.脑细胞代谢障碍
D.神经细胞钙超载
E.自由基增加
参考答案:A, B, C, D, E
To tell the truth, ________is my belief that parents shouldn't give children whatever they want. [ ]
A. as
B. it
C. what
D. that
凉血止衄汤功效与作用