肱三头肌反射的支配神经来源于()
A．L2-L4
B．S1-S2
C．C5-C6
D．C7-C8
E．L5-S1
参考答案：D
A hedge fund that takes perfectly offsetting long and short positions is best described as a(n):（）
A. market-neutral fund.
B. long/short fund.
C. event-driven fund.
《价规》对旅客票价，行李、包裹运价的起码里程如何规定？
