【简答题】Wild Plum公司资产估价为25 000美元,同时每年资产收益率的标准差为80%。Wild Plum公司的风险债券的价值会是多少?Wild Plum公司债券的连续复利收益率会是多少?
【单选题】Springtime displays of fruit blossoms in the Shenandoah Valley ______ thousands of tourists each year.
【判断题】Plum blossoms, orchid, bamboo and chrysanthemum are called “The Four Gentlemen Among Flowers” in China.
【判断题】Plum blossoms, orchids, bamboo and chrysanthemums are four representative plants, some of which symbolize the noble characters in Chinese culture.
【单选题】My fingers ________ almost unconsciously on the familiar leaves and blossoms.
【简答题】试计算直径为60μm玻璃球在20℃水中自由沉降速度。已知玻璃球的密度为2500kg/m 3 ,水的密度为1000kg/m 3 ,水在20℃条件下的黏度为1.0×10 -3 Pa·s。
【单选题】Panda romance blossoms in capital
A.
1963: Kennedy assassination
B.
1969: 1st moon landing
C.
1983: panda mating in the US
D.
1989: the reunification of Germany
F.
2003: 1st Chinese space flight
【简答题】直径为1m的油管输送煤油,流量为2m 3 /s。在直径为10cm的水管中进行模型试验。煤油的相对密度为0.8,动力黏度为0.002Pa·s;水的动力黏度为0.001Pa·s。试求:
【单选题】______ is the best and most attractive food on Thanksgiving dinner table.
B.
Cranberry juice and squash
C.
Roast turkey and pumpkin pie
D.
Apples, oranges, chestnuts