休克可分为三期,分别是:()
A.缺血性缺氧期
B.淤血性缺氧期
C.休克的难治期
D.DIC期
E.出血期
参考答案:A,B,C
Mr Black likes travelling. Every year he travels from one city to _____.[ ]
A. the other
B. others
C. other
D. another
信息加工理论突出了以()为中心的思想。