关节结核的早期X线主要表现是( )
A．以骨质增生为主 B．骨质增生与破坏并存 C．以骨质破坏为主D．局限性脱钙 E．关节间隙消失
参考答案：C
He was about to tell me the secret _____ someone patted him on the shoulder. [ ]
A. as
B. until
C. while
D. when
下列哪项不是颌内动脉的分支（）。
A.蝶腭动脉
B.眶下动脉
C.上唇动脉
D.鼻腭动脉
E.腭大动脉
