自体输血的临床意义不包括()
A.节约库血用量
B.减少血液细菌污染
C.减少疾病传播
D.减少血型不合或过敏反应
E.降低血液粘滞度,改善微循环
参考答案:B
_ Time to go to bed, Mary.
_ Oh, Mum, I won't go to bed I have finished my homework. [ ]
A. after
B. since
C. until
D. as soon as
俗语说:“要想公道,打个颠倒。”这种观点反映的是哪种道德观
A.权力至上道德观
B.公平公正道德观
C.功利主义道德观
D.推己及人道德观