It’s politely requested by the hotel management that radios _____after 10 o’clock at night.

A．were not played

B．not to play

C．not be played

D．did not play

下列关于“移植肾”行CT扫描的说法，哪项是错误的

A．了解肾周积液、血肿等并发症

B．了解移植肾功能

C．准确定位移植肾

D．早期确诊肾排异

E．常规扫描对血管吻合口显示不理想