临床疑为胰腺癌，首选的影像学检查方法（）. A.CT B.MRI C.超声 D.血管_爱下问搜题

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问题单项选择题

临床疑为胰腺癌，首选的影像学检查方法（）.

A.CT

B.MRI

C.超声

D.血管造影

E.ERCP

答案

参考答案：C

选择题

— I remember you were a talented pianist at college. Can you play the piano for me?

— Sorry, I ________ the piano for years. [ ]

A. don't play

B. wasn't playing

C. haven't played

D. hadn't played

单项选择题

下列选项中，（）是侵染性病害的病原。

A.污水

B.有毒气体

C.寒潮

D.病原物