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【单选题】
下列物质中，不属于抗原的是（）A.
异型红细胞
B.
侵入体内的病毒
C.
移植的异体组织或器官
D.
对某种疾病有抗性的球蛋白
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皮皮学刷刷变学霸
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【单选题】一年老旅客下车后走行一段距离,被站台上积存的冰雪所滑到,脚骨被摔断(经诊断该脚造成残废),该伤害事故种类系属于( ),其责任应列为( ).
A.
重伤事故,车站责任
B.
轻伤事故,列车责任
C.
一般事故,旅客责任
【单选题】Dealers will quote a narrow bid-ask spread for a particular issue if______.
A.
the volume of transactions in that issue is large
B.
the price volatility of that issue is low
C.
competitive pressures are high
D.
all of the above
【单选题】Which of the following is not a factor that affects the bid/ask spread?
A.
Order costs
B.
Inventory costs
C.
Volume
D.
All of the above factors affect the bid/ask spread
【简答题】红松针阔叶混交林保护区的作用?
【单选题】What is the bid-ask spread?
A.
the difference in price available for an immediate sale of a stock and the immediate purchase of the stock
B.
all of the costs and fees that a stock exchange charges in order to process a transaction
C.
the rise or fall in the value of a stock between the time it is acquired by an investor and sold by that investor
D.
the difference in the selling price of a stock between different exchanges
【单选题】一年老旅客下车后走行一段距离,被站台上积存的冰雪所滑到,脚骨被摔断(经诊断该脚造成残废),该伤害事故种类系属于( )。
A.
轻伤事故
B.
重伤事故
C.
其他事故
D.
死亡
【简答题】What risk does the bid-ask spread mostclosely measure: A.Liquidity risk. B.Credit spread risk. C.Inflation risk.
【单选题】What is the bid-ask spread?
A.
the difference in price available for an immediate sale of a stock and the immediate purchase of the stock
B.
all of the costs and fees that a stock exchange charges in order to process a transaction
C.
the rise or fall in the value of a stock between the time it is acquired by an investor and sold by that investor
D.
the difference in the selling price of a stock between different exchanges
【简答题】Stetson Bank quotes a bid rate of $.784 for the Australian dollar and an ask rate of $.80. What is the bid/ask percentage spread?
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