无二尖瓣狭窄时PAWP不能反映的指标是（）。
A.肺静脉压
B.肺动脉压
C.肺毛细血管压
D.左房压
E.左心室舒张末压
参考答案：B
某人与他人纠纷中被抽耳光，随后称单侧耳听不见，下列哪些检查不能有助于鉴别患者耳聋的真伪（）
A.声导抗
B.听性诱发脑干电位
C.纯音测听
D.耳声发射
E.耳蜗电图
For many years, the principle goal of computer (73) was to write short pieces of code that would execute quickly. The (74) needed to be small, because memory was expensive, and it needed to be fast, because processing power was also expensive.
A．users
B．programmers
C．computer
D．program
