规定进口商品应检验未检验的,不准销售,可以使用。()
参考答案:错
人的性别决定与性染色体有关,女性的一对性染色体为 ,男性的一对性染色体为 。
An analyst collects the following spot rates, stated as annual BEYs: 6-month spot rate =6%. 12-month spot rate =6.5%. 18-month spot rate =7%. 24-month spot rate =7.5%. Given only this information, the value of a 2 -year, semiannual-pay, 10% coupon bond with a face value of $1000 is closest to:()
A. $918.30.
B. $1000.00.
C. $1046.77.