神经病毒侵害1～2个脊髓段，出现腓总神经麻痹后遗症时，临床上可见的畸形是

A．髋关节屈曲畸形

B．膝反屈畸形

C．马蹄足畸形

D．连枷足畸形

E．仰趾足畸形

A good friend of mine from  ______ I was born showed up at my home right before I left for Beijing.

A．how

B．whom

C．when

D．which