各类休克的共同基本病理生理变化是（）
A.血浆容量减少
B.血管张力减低
C.循环血量锐减
D.血容量低于血管容量
E.血容量高于血管容量
参考答案：C
Miss Huang is new in the office. Now everyone is waiting for her _____ to them. [ ]
A. to introduce herself
B. introducing her
C. introduce her
D. introducing herself
椎前间隙的位置，此间隙积脓时，脓液如何扩散？
