—Who told you to clean the windows?

—Father _______. He said they were too dirty.  [ ]

A. told                   

B. did  

C. have told              

D. had told

重大灾害事故的现场医疗救援，必须遵从的第一优先急救对象为

A.重伤员 

B.死亡 

C.濒死伤员 

D.轻伤员