诊断休克的主要依据()
A.临床表现
B.动脉氧分压<60mmHg
C.血压下降
D.脉率变快
E.尿少
参考答案:A
My father often _______ newspapers in the afternoon. [ ]
A. watches
B. sees
C. reads
D. look at
脑瘤引起的头痛常伴有()。
A.发热
B.呕吐
C.视嗅觉异常
D.脑膜刺激征阳性
E.失眠、健忘、多梦