You _________ sleeping on the train.[ ]
A. was
B. were
C. is
答案：B
临床上用20%甘露醇溶液降低颅内压正确的输液方法是()
A．快速静推
B．缓慢静滴，防止高渗液产生静脉炎
C．1～2小时内静滴完250ml
D．15～30分钟内静滴完250ml
E．输液速度控制在60～80滴/分
