No reader ________ take away a book from the library without the permission of the librarian.

A．need

B．might

C．shall

D．will

X线上显示胫骨向前过度移位常提示（）。

A.前交叉韧带损伤

B.后交叉韧带损伤

C.胫侧副韧带损伤

D.腓侧副韧带损伤

E.内侧半月板损伤