喉部神经鞘瘤的确诊主要依靠（）。
A.喉镜
B.CT
C.MRI
D.B超
E.活检
参考答案：E
Lucy has got into a situation in her study ________ she finds it hard to go further.[ ]
A. that
B. where
C. which
D. at which
发生溶血反应后，下列措施有助于减少血红蛋白结晶阻塞肾小管的是（）
A．双侧腰部热敷
B．皮下注射肾上腺素
C．静脉滴注肝素钠
D．静脉注射碳酸氢钠
E．多喝水，稀释尿液
