Astateofemergencyhadbeeninforcesincetheemperorwas

A state of emergency had been in force since the emperor was overthrown.

A．overtaken

B．overrun

C．overturned

D．overdrawn

正确答案：C
C项overturn“毁灭颠覆”和overthrown“颠覆”为同义词其他选项分别为：overtake“赶上超过”overrun“泛滥侵占”和overdrawn“透支”