诊断颅底骨折最确切的依据是（）
A.头面部受暴力史
B.眼睑青紫
C.X线片示额骨线形骨折
D.鼻出血
E.脑脊液鼻漏
参考答案：E
What do you think _______ our lab? [ ]
A. with
B. of
C. to
