使用人工呼吸器,呼吸比应为()
A.1:(0.5~2)
B.1:(1.5~2)
C.1:(1.0~3)
D.1:(0.5~1)
E.1:(1.5~2.5)
参考答案:B
第一代滚装客船是指设有()跳板的船。
A、直
B、斜
C、旋转
Wilson could not control his deep jealousy at the thought of another man taking up his role as father.
A.tampering
B.sophisticating
C.seizing
D.usurping