诊断肾血管性高血压的主要检查方法为（）
A.肾CT检查
B.腹部平片检查
C.肾动脉造影检查
D.逆行尿路造影检查
E.静脉尿路造影检查
参考答案：C
. One of the skaters talented enough to stop her is Asada, who _____ against her since they were junior skaters.
A．would compete
B．is competing
C．has been competing
D．is being competed
病床要符合____________________、____________________、____________________、安全的原则。
