膝关节正位片影像不能显示的是

A．股骨下段

B．胫骨上段

C．关节间隙

D．半月板

E．胫骨内上髁

In China, _______ date 2013-1-4 has a similar pronunciation to “love you for a lifetime”, making it a most lucky and romantic day.

A．a

B．an

C．the

D．/