人们评价风险—回报用的统计量为()
时间:2017-11-17 16:03来源:未知 作者:admin 点击:
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14. 人们评价风险—回报用的统计量为() A. 期望收益 B. 标准差 C. 变差系数 D. 视情况而定 E. 以上都不正确 满分:2 分 15. 完全竞争厂商短期内,经济利润() A. 通常为零 B. 大于零 C. 可能小于零 D. 总是为负 E. 价格大于平均成本 满分:2 分 16. 公共物品的
20. She had carried home her babies who were _______ sleepy to walk.
A. too
B. to
C. so
D. such
满分:2 分
21. He _______ his hat on the side of his head like an Englishman and hurried back.
A. take
B. wore
C. dressed
D. made up
满分:2 分
22. He often ________ ideas and even “stole” most of his clothes from others.
A. borrowed
B. lent
C. borrow
D. lend
满分:2 分
23. As I sat into my seat and leaned back, the woman beside me seemed ________ and jumped up from her seat.
A. frightening
B. frightened
C. being frightened
D. to frighten
满分:2 分
24. There is no way to escape _____ the work.
A. to do
B. doing
C. to have done
D. having done
满分:2 分
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