左上肺癌患者出现声音嘶哑时被压迫的神经是()
A.迷走神经
B.舌下神经
C.副神经
D.舌咽神经
E.喉返神经
参考答案:E
---Is Michael a man with good manners?
---I don’t think so. As a matter of fact, he is ______but polite.
A.something
B.anything
C.everything
D.nothing
调节阀的可调范围反映调节阀可控制的流量范围,用来表示。