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问题 单项选择题

男性，50岁。3年前曾行胆总管切开取石术，现持续黄疸1个月。肝大肋下3cm。血清胆红素为70μnol／L，B超显示胆总管直径2cm。下述何种检查方法最优（）

A.口服法胆囊造影术

B.静脉法胆道造影术

C.低张性十二指肠造影

D.MRCP

E.PTC

答案

参考答案：D

选择题

One of the consequences of our planet's being warming up is a（n）_______ in the number of natural disasters.

A．result

B．account

C．reason

D．increase
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选择题

As we know, the UK _____ four parts, England, Wales, Scotland and Northern Ireland.

A．is made of

B．is included

C．is consisted of

D．consists of
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