房地产经纪人执业资格考试实行全国( )的考试制度。

A．统一标准、统一监制、统一编号
B．统一式样、统一监制、统一编号
C．统一大纲、统一命题、统一监制
D．统一大纲、统一命题、统一组织

— Some countries are taking action to occupy the islands of the South China Sea.   

— Yes, but I think they ____be punished sooner or later.     [ ]

A. could            

B. can                

C. may        

D. shall