Her ambition is _____ part of the national team for the next Paralympic Games.

A．of becoming

B．becoming

C．to become

D．that become

超声检查在口腔颌面部不适用于

A．确定有无占位性病变

B．确定囊性或实性肿物

C．为评价肿瘤性质提供信息

D．确定深部肿物与邻近重要血管的关系

E．确定肿物的解剖结构