卡特尔是公认的第一位特质理论家。()

题型:判断题

问题:

卡特尔是公认的第一位特质理论家。()

考点:人格心理学人格心理学题库
题型:判断题

阅读理解。

     Do You Go To Sleep In Class?

     The "Acronym", our student newspaper, reports that most students go to sleep at 1: 30 a. m. Even if

 that's an exaggeration (夸张), it's too close to the truth. Scientists say teenagers should sleep nine hours

 each night. But that's hard to do.

     Some even "pull all-nighters". These are lazy students who have homework due (到期) the next day

  that they haven't done. In the morning they don't look healthy and you can tell who has been doing it.

     One of my classmates did a survey (调查) on the problem. She found that most kids pull all-nighters to

  finish homework, but some do it for other reasons, such as playing computer games!

     Maybe our lack of sleep is because of laziness-I think I'm a lazy student-or maybe it's because we have

  too much to do in American high schools.

     I usually go to bed around midnight. If I stayed up past 1: 30 a. m, I wouldn't get any work done. I'd be

  falling asleep at my computer. My classes begin at 7:30 a.m. I'm partly awake in my first class. By the

  second, I'm slightly tired and sleepy. By my third class, I'm sleepy. By midday I'm finally wide-awake.

 But by 3: 00 p. m., I'm slowing down again.

     Most American high schools seem to have such a problem.

     High school classes start at 7: 30 a. m., so students have to wake up one and a half hours before that to

  get ready and catch the bus. It's believed that lack of sleep can damage both grades and health.

     Some schools are paying attention. Classes in those schools start at 8:30 a. m.

1. What's the problem talked about in the passage?

    A. Many kids have too much homework to do.

    B. Many teenagers don't have enough sleep.

    C. Many children are crazy about playing computer games.

    D. Many kids are too lazy to finish their homework on time.

2. The underlined expression "pull all-nighters" most probably means _____.

    A. 开夜车

    B. 上夜班

    C. 睡懒觉

    D. 补作业

3. Which of the following is NOT a reason mentioned in the passage?

    A. Laziness.  

    B. Homework.

    C. Housework.  

    D. Computer games.

4. What's the idea suggested at the end of the passage?

    A. Later start of classes.  

    B. Less homework.

    C. Going to bed early.  

    D. Eating healthy food.

题型:判断题

已知f(x)是定义域R上的增函数,且f(x)<0,则函数g(x)=x2f(x)的单调情况一定是(  )

A.在(-∞,0)上递增

B.在(-∞,0)上递减

C.在R上递增

D.在R上递减

题型:判断题

奥林匹克运动会起源于古希腊奥林匹克地区举行的(  )竞技赛会。P61

A.复活节

B.祭神

C.狂欢节

D.圣诞节

题型:判断题

Ever since it was claimed that a medicine made from the Chinese three-striped box turtle could cure cancer, demand for the product has increased, making the turtle the most expensive to be found in China’s food markets. Huge sums of money have been made selling the medicine. The turtle -- along with a few other Cuora species -- was once imported into China by the pet trade.
Exporters obtained the specimens in the food markets rather than going out to collect them in the wild. Treatment of the turtles prior to reaching the markets resulted in many of them being diseased. Packed tightly into crates, often for journeys of several weeks without food, it is little wonder that many specimens exported to western countries fared poorly when purchased as pets.
Throughout the Far East turtles and tortoises have featured in various cultures and certain religions. They have also been used for hundreds of years for food and medicine. Traditional Chinese medicine is probably the greatest threat to the three-striped box and to the thousands of other turtles that are imported yearly into China. Turtles are well known for their longevity, which it is thought will be passed on to those eating them. Turtle blood, bones and shells -- particularly the plastron (ventral part of the shell) -- are thought to have medicinal properties and be able to cure a number of ailments. Turtle eggs are also used for food and medicine. The medicinal value of the turtles is open to question, and it is possible that herbs could produce the same effects. Any beneficial substances from the turtles could also be synthesized chemically, so as to prevent the killing of turtles.
The southern part of China has become more prosperous in recent years, and the demand for turtles has increased dramatically. Turtle dishes are served in restaurants and regarded as an expensive delicacy, even a status symbol.
As turtle supplies in China dwindled, traders started importing the animals from Vietnam. As a result, many Vietnamese turtles have now disappeared from their haunts in the wild. To satisfy growing demand, importers have now turned to sources farther afield, including Cambodia, Laos, Nepal, India, Bhutan and Indonesia.
Since biologists started studying turtles in Chinese food markets, several previously unknown and extremely rare species have been found; some are on Appendix I of CITES. At the present rate of collection such specimens, and even species not yet discovered, could soon be extinct. The three-striped box turtle is simply one among dozens of other species flooding into China, but its high value makes it a special target for collectors.

Turtles are well-known throughout the world for reasons EXCEPT its ______.

A.longevity

B.beneficial substances to human beings

C.high value as a special target for collectors

D.status in restaurants

题型:判断题

某高校学生管理系统的新生数据取自各省招生办公室的考生信息,筛选出录取本校的考生信息直接导入,再根据录取专业划分班级并生成学号(学号的前四位与所在班级编号相同)。学校的学生管理业务多以班级和学生为单位处理,应该对学生信息表建立______,以减少I/O访问次数,提高系统性能。

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