合成题（由指定原料出发合成下列物质，可用不大于4个碳的有机物及任何无机试剂。）
参考答案：
当套期保值资产价格与标的资产的期货价格相关系数等于1时，为了使套期保值后的风险最小，套期比率应等于1。（ ）
After her husband passed away,Mrs Lee was so poor that she was forced to have her baby .
[ ]
A.adopted
B.adapted
C.adjusted
D.advocated
