问题 阅读理解

Tracy Caulkins is known as the first American to set an American record and win an American title in each of four swimming strokes(泳姿): breaststroke, butterfly, backstroke, freestyle.

Tracy Caulkins was born in Minnesota and lived in Iowa until she was six. She began swimming when she was eight, after the family had moved to Nashville, Tennessee. While unwilling at first to swim in cold water or get her face wet, she began to train in earnest (认真地) as her talent became clear. Though her father worked for the public schools, the family sent her to a private school when the public schools could not accommodate (适应) her training schedule.

At age 13, Tracy Caulkins took part in the trials(选拔赛) for the 1976 Olympics, but did not make the team. She continued to win national and international titles, and was disappointed in 1980 when the U.S. didn’t attend the Moscow Olympics. She continued to train and compete.

In 1981, Tracy Caulkins began college, graduating in 1985. In college, she continued competing and training, though she had slowed down from her peak (顶峰) years.

Caulkins trained especially hard for the 1984 Olympics, and not only made the team, but was captain of the swim team and at Los Angeles, won three gold medals and was named Sportswoman of the Year by the U.S. Olympic Committee. After that she retired from swimming, and was a commentator (解说员) for swimming events as well as taking advantage of her fame to do business.

Tracy Caulkins married Australian swimmer, Mark Stockwell, in 1991, their romance having begun at the 1984 Olympics when he jumped into a warm-up pool to introduce himself. They married in Nashville and moved to Australia, where they had three children. Caulkins continued to be professionally involved in sports.

小题1:Tracy Caulkins was sent to a private school because _____.

A.the schedule of the public school wasn’t suitable for her

B.her parents had to work in the school

C.her family had moved to Nashville, Tennessee

D.she showed strong interest in swimming小题2:Which Olympic Games did Tracy Caulkins attend?

A.The 1976 Olympic Games.

B.The 1980 Olympic Games.

C.The 1984 Olympic Games.

D.The 1992 Olympic Games.小题3:Give the correct order of the following events in Tracy Caulkins’ life.

a. She was named Sportswoman of the Year.

b. She became a commentator.

c. She got married.

d. She went to college.

e. She attended the Olympics.

A.d; e; a; b; c

B.d; e; c; b; a

C.d; a; e; c; b

D.d; e; a; c; b小题4:When was Tracy Caulkins born?

A.In 1963

B.In 1953

C.In 1960

D.Not mentioned

答案

小题1:A

小题2:C

小题3:A

小题4:D  

题目分析:文章介绍了Tracy Caulkins的成长过程,以时间为顺序介绍了她的成就。

小题1:推理题:从第二段的句子:Though her father worked for the public schools, the family sent her to a private school when the public schools could not accommodate (适应) her training schedule.可知公共学校不能适应她的训练安排。选A。

小题2:细节题:从第五段的句子:Caulkins trained especially hard for the 1984 Olympics, and not only made the team, but was captain of the swim team and at Los Angeles, won three gold medals可知 Tracy Caulkins 参加的是1984年的奥运会。选C。

小题3:排序题:文章倒数第三段,第二段,第一段以时间顺序列举了她是事例:In 1981, Tracy Caulkins began college, Caulkins trained especially hard for the 1984 Olympics, was named Sportswoman of the Year by the U.S. Olympic Committee After that she retired from swimming, and was a commentator Tracy Caulkins married Australian swimmer, Mark Stockwell, in 1991可知选A

小题4:细节题:文章没有提到Tracy Caulkins 是什么时候出生的。选D 

点评:这篇文章考查推理题和句意理解,题目要我们理解有些重点的句子。考生一定要抓住文章给出的关键的时间节点,对她的发展过程有个清晰的了解,要求考生有较强的细节理解能力。

问答题

某投资咨询单位承担了某投资项目的可行性研究咨询业务,在完成了市场分析、建设条件和厂址选择、工艺技术方案的确定、环境影响和社会影响分析评价、财务评价与国民经济评价等工作内容后,确定了该项目的财务效益是可接受的,国民经济的直接效益和间接效益能满足要求。下一步需要对该项目进行相关的风险分析评价。

问题:

 

1.咨询工程师通过分析,确定了项目的关键风险变量有投资、产品销售价格、原材料价格和项目寿命期等,并且产品销售价格和原材料价格均是连续型随机变量。然后,咨询工程师选择了蒙特卡洛模拟法进行风险分析。你认为他的选择正确吗是否可选用概率树方法进行风险分析为什么?

2.在用蒙特卡洛模拟法分析中,确定输入变量时要注意什么问题如何解决?

3.在模拟过程中,既要保证模拟结果的可靠性,又考虑节省模拟费用和计算工作量,模拟的次数K一般定为多少为宜?

4.输入变量的概率分布通常有哪些类型?

5.咨询人员在分析投资的概率分布时采用了专家调查法。

(1)专家组成员应由哪些人组成?

(2)每个专家采用什么样的方式提出投资变量的状态及相应的概率?

(3)当出现专家的意见分歧程度较大时,如何处理

6.表4是该项目投资变量状态及其概率的专家调查的结果,请计算投资的概率分布、期望值、方差及离散系数(在调查时明确:低于10000万元,则取10000万元,10000万元~11000万元之间取11000万元,11000万元~12000万元取12000万元,12000万元~13000万元之间取13000万元。初步调查结果表明,没有专家认为投资额会超过13000万元)。

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