He even ________ a Beijing Opera artist.[ ]

A．want to be  

B．wants to be    

C．want is      

D．is want

观察蝶鞍时最佳CT扫描方式选择是

A．冠状扫描
B．横断扫描
C．矢状扫描
D．横断+矢状
E．横断扫描多方位重建