McDonald's took its name from______.
A. Ray Kroc
B. two brothers
C. a kind of food
查看答案
A．The restaurant location.B．The restaurant atmosphere.C．The food variety.D．The food pr
A. The restaurant location.
B. The restaurant atmosphere.
C. The food variety.
D. The food price.
持有期为1天，置信水平为99%，风险价值为1万美元，则表明该资产组合在1天中的损失有99%的可能会超过1万美元。()
A. 正确
B. 错误
When did Kroc open his 100th McDonald's？
A. In 1955.
B. In 1959.
C. In 1961.
A good way to train an animal to do something quickly is to ______.
A. make the action easy
B. praise it in words
C. reward it with food
D. weaken its motivation
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