生物化学检验的血液标本最常从哪个部位采血（）
A.股静脉
B.股动脉
C.肘静脉
D.手背静脉
E.大隐静脉
参考答案：C
When Henry turned twenty-one, he drove to the courthouse to vote.
The result was good enough for Liu Xiang to win the _____, but far off his former world record and
personal best of 12.88 seconds. [ ]
A. power
B. advantage
C. title
D. item
