对疑有胆结石所致梗阻性黄疸较深者,应选择哪种检查法较合适()。
A.口服胆囊造影
B.静脉胆道造影
C.ERCP
D.PTC
E.气钡对比十二指肠造影
参考答案:D
In order to get happiness, many people chase after reputation or money aimlessly. However, in most cases, real happiness is actually ________.
A.at ease
B.at hand
C.at length
D.at random
旧民主主义革命与新民主主义革命的分界线是
A.“五四”运动B.1921年中 * * 党成立C.辛亥革命D.1924年中民党的“一大”