急性化脓性梗阻性胆管炎最常见的梗阻原因是
A.胆道先天畸形B.胆管炎性狭窄C.胰头癌D.结石E.胆管癌
参考答案:D
This restaurant wasn't that other restaurant we went to.
A.half as good as
B.as half good as
C.as good as half
D.good as half as
项目管理组织的根本作用是( )。
A.提高项目团队的工作效率
B.优化资源配置,避免资源浪费
C.保证项目目标的实现
D.有利于项目内外关系的协调