Interest is as        to learning as the ability to understand, even more so.

A．vital

B．available

C．specific

D．similar

有关大隐静脉的叙述，错误的是（）。

A.起自足背静脉弓内侧

B.经内踝后方到小腿后方

C.注入股静脉

D.与隐神经伴行