已知某病患者8人的潜伏期(天)分别是6,8,8,10,12,15,16,>17,平均潜伏天数()。
A.8
B.10
C.11
D.12
E.15
参考答案:C
—I think you should phone Jenny and say sorry to her.
—_______.It was her fault.
A.No way
B.Not possible
C.No chance
D.Not at all
胃的区域淋巴结分()站()组。胃癌的主要转移途径是()。