问题补充：
We are all about her safety . As far as I am , this case her .
A. concerns ,concerned , concerns
B. concerned , concerned , concerns
C. concerns , concerns, concerned
D. concerning ,concerned ,concerns
答案：
A. concerns ,concerned , concerns
(答案→)B. concerned , concerned , concerns
C. concerns , concerns, concerned
D. concerning ,concerned ,concerns
解析：第一空考查形容词be concerned about对…担心，第二空考查As far as I am concerned就…而言，第三空考查concern做动词用“关于”，句意是：我们都很担心她的安全，据我所知，这个案子和她有关。选B。
