同层动态扫描主要是研究病灶的增强特征，常用于下列哪类病的鉴别_爱下问搜题

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问题单项选择题

同层动态扫描主要是研究病灶的增强特征，常用于下列哪类病的鉴别()

A．肝炎和肝硬化

B．脂肪肝和血管瘤

C．肝炎和肝癌

D．脂肪肝和肝硬化

E．肝癌和血管瘤

答案

参考答案：E

单项选择题 A1/A2型题

下列引起的呕吐为中枢性呕吐的是（）

A.癫痫持续状态

B.胆石症

C.急性胰腺炎

D.急性胃肠炎

E.肠梗阻

选择题

— Did you see who the driver was?
— No, so quickly _____ that I couldn't get a good look at his face.

A. did the car speed by
B. the car sped by
C. does the car speed by
D. the car speeds by