急性肺水肿（）。
A．高流量乙醇湿化给氧
B．中流量间歇性给氧
C．给予面罩加压纯氧
D．低流量持续给氧
E．低流量间歇给氧
参考答案：A
— Why do these photos look so ______?
— The film was not ______ in the right way.[ ]
A. black; washed
B. dark; developed
C. bad; printed
D. wrong; worked
位能驻值原理
