胫骨内侧髁下方至内踝尖的骨度分寸是（）
A.6寸
B.8寸
C.9寸
D.12寸
E.13寸
参考答案：E
— May I ask you a question after class, sir?
— ________, but not during my lunch break.[ ]
A. Go ahead
B. Sure
C. Anytime
D. Sorry
已知一个直角三角形的两边长分别是6cm和8cm，则第三边的长为______．
