通过对随机变量的统计试验、随机模拟来估计经济风险和工程风险的数学方法，叫( )。
A. 调查和专家分析法
B. 层次分析法
C. 蒙特卡罗法
D. 统计和概率法
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After queuing for 8 hours, ______.
A. the tickets were sold out
B. we did not get any tickets
C. rain started pouring down
D. our legs got sore and swollen because of standing for too long
Which team won the game
A. The French.
B. The Dutch.
C. The Welsh.
D. Neither side.
With halting steps I paced the streets, and passed the ______ of The Crossed Harpoons--but it looked too expensive and jolly to dine at.
A. character
B. sign
C. mark
D. board
骨肉瘤最易转移的脏器是
A. 肝脏
B. 脾脏
C. 肾
D. 肺
E. 胰腺
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