胃癌的下列组织病理学分型，哪型恶性程度最高()
A．管状腺癌
B．粘液腺癌
C．印戒细胞癌
D．弥漫型癌
E．髓质癌
参考答案：D
Changes may be requested by any stakeholder involved with the project, but changes can be authorized only by (73)．
A．executive IT manager
B．project manger
C．change control board
D．project sponsor
角化囊肿（）
A.牙冠或牙根形成之后
B.埋伏牙
C.根尖周肉芽肿
D.牙板残余
E.成釉器发育的早期与下列囊肿发生有关的是
