中性粒细胞反应性增多常见于（）
A.急性髓性白血病
B.慢性粒细胞白血病
C.系统性红斑性狼疮
D.再生障碍性贫血
E.化学物质或药物中毒
参考答案：E
目前计算机系统的工作原理是由（）提出来的。
A.李·斯特
B.大卫·科波菲尔
C.冯·诺依曼
D.比尔·盖茨
The current market price of NTSC is $44 per share. One-year call options written on NTSC with strike price $50 are priced at $4.25. John Harris plans to implement a covered call strategy NTSC using these calls, and covering 1000 shares, What will the per-share expiration profit/loss be on this strategy if the NTSC is priced at $56 at expiration
A．
B．
C．
