将某一统计指标在各个不同时间上的数值按时间先后顺序编制形成的序列是()。A.相关分析

题型:单项选择题

问题:

将某一统计指标在各个不同时间上的数值按时间先后顺序编制形成的序列是()。

A.相关分析

B.动态数列

C.发展水平

D.静态数列

考点:中级经济基础知识数据特征的测度数据特征的测度题库
题型:单项选择题

否认思维和存在具有同一性的哲学观点是:[ ]

A.唯心主义

B.可知论

C.不可知论

D.唯物主义

题型:单项选择题

“当否、可否、妥否”属于( )

A.经办语

B.引叙语

C.转接语

D.征询语

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Sometimes teens need to have some time away from their families. They may want to move out of the family for a while. Many parents will say no to this demand. But experts say it might be a good idea to let your teens live with a friend or relative.

“It was the break I need at the time,” said Richard Lerner. He is talking about the time he spent living with his grandmother when he was 15.

“It allowed me to be a different person than I was with my parents,” Lerner said. He now heads the Institute for Children, Youth and Families at Michigan State University.

Experts say teens living away from their families can test new ways of thinking and getting along with people. They may see new solutions to problems.

This is different from running away , the experts stress. Runaways are often fleeing(逃避) serious problems.

If there is conflict(冲突) at home, having a teen live elsewhere can benefit other family members. It gives everyone space to develop better relationships.

Some teens who wants some time away from family to attend a structured summer program. Others live for a while with a relative or with the family of a friend.

Joseph Kett teaches history at the University of Virginia in Charlottesville. He says living at home until the late ten years has become the norm(标准、规范) only in recent times.

“In the 17th century, children were often sent to live in other people’s home when they were about 10 or 11,” he said.

Peter Sheras teaches education at the University of Virginia. He said parents should listen when a child wants to move out. They should try to find out why the child wants some time away. Often, parents can help the child find a safe place to stay during that time. In other cases, they can meet the child’s needs at home.

71.According to this passage, many parents think it       for their children to live away from them.

A.right        B.happy        C.unsafe       D.reasonable

72.When children seriously disagree with their parents, experts suggest that parents should      .

A.punish them            B.let them live away from their parents

C.send for a teacher        D.keep them in the house

73.In this passage “structured” means        .

A.built               B.stuck         C.organized     D.drunk

74.In history,       .

A.teens never left their families        B.teens often left their parents

C.teens never went to school     D.teens never make friends with each other

75.Nowadays living away and running away from home    .

A.never happen           B.often worry parents and teachers

C.are popular                 D.are accepted by people

题型:单项选择题

男,60岁,突然剧烈头痛,CT平扫示脑沟、脑池密度高,以脚间池为明显,最可能的诊断是()

A.基底动脉瘤破裂出血

B.大脑中动脉瘤破裂出血

C.大脑前动脉瘤破裂出血

D.大脑后动脉瘤破裂出血

E.后交通动脉瘤破裂出血

题型:单项选择题

赋予了持有人在未来某一特定的时间内按买卖双方约定的价格,购买或出售一定数量的某种金融资产权利的合约是( )。

A.金融期权
B.货币互换
C.金融远期合约
D.金融期货

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