Which of the following is true of the people in small towns many years ago()
A. They used to stay home from church on Sundays.
B. They knew each other well.
C. Most of them prepared to live in big cities.
D. They liked to tell jokes among themselves.
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It's ______ to push a car when you have a weak heart.
A. strange
B. serious
C. peculiar
D. crazy
It was because he had made such great contribution to the world peace ______ he won the Nobel Prize for Peace.
A. that
B. so
C. since
D. before
I had hoped that I ______ you by talking about my children.
A. shouldn't bore
B. wouldn't bore
C. didn't bore
D. hadn't bored
当我们对某个投资方案进行分析时,发现有关参数不确定,而且这些参数变化的概率也不知道,只知其变化的范围时,我们可采用的分析方法是( )。
A. 盈亏平衡分析
B. 敏感性分析
C. 概率分析
D. 不确定性分析