第四部分：阅读理解(第31～45题，每题3分，共45分)
下面有3篇短文，每篇短文后有5道题，每题后面有4个选项。请仔细阅读短文并根据短文回答其后面的问题，从4个选项中选择1个最佳答案涂在答题卡相应的位置上。

 

31 The author believes that, behind the wheel of an automobile, some people act__________.
A as though they were uncivilized
B as they should change their attitudes from hostility to amicability
C as though their brain fibres needed cutting
D as though they wanted repress hostile feeling
32 Dr. McFarland emphasizes the great menace of accidents by comparing it to__________.
A psychopathic behaviour
B an epidemic
C hostile attitudes
D antisocial behaviour
33 According to the article, studies at leading universities have shown that accident repeaters__________.
A can be detected in advance
B are in trouble with collection agencies
C cannot be discovered on the basis of generally hostile attitudes
D drive entirely differently from the way they usually live
34 According to Dr. McFarland, accident repeaters are__________.
A shy
B borderline psychopathic cases
C criminally insane
D neurotic
35 The tone of this passage is__________.
A ironical
B pessimistic
C humorous
D objective

36 What was the significance of the UFO sighting in 1947 according to the passage?__________.
A It was the first evidence showing the existence of intelligent life outside Earth.
B It helped to explain some sightings of unusual events occurring in the sky.
C It aroused widespread interest in unidentified flying objects in the sky.
D It started off a new era of flying saucers in the United States.
37 The second paragraph of the passage focuses on__________.
A some explanations about UFO sightings
B different kinds of UFOs reported
C people's negative reaction to UFOs
D interesting claims made about UFOs
38 According to the passage, which of the following about the UFO investigation by the U.S. Air force is NOT true?__________.
A About 84 percent of the UFO reports received were explained.
B UFOs were once regarded as a potential danger to national safety.
C There was no evidence that the U.S. was being threatened by the reported UFOs.
D No hard evidence supported the existence of UFOs.
39 According to the passage, the belief that some UFOs are spaceships from some extraterrestrial civilizations__________.
A has been supported by a convincing UFO photograph
B would be accepted if it met the requirements of the scientific method
C has been regarded as some kind of creative thinking
D has ruled out other explanations about the origin of UFOs
40 Why did Carl Sagan think there are so many UFO enthusiasts?__________.
A The belie{ in UFOs gives them psychological satisfaction.
B The explanation that UFOs are only conventional objects is not attractive.
C They are strongly influenced by science fiction and science fiction films.
D Curiosity makes them accept the speculative explanations about UFOs.

41 The word "insomnia" means__________.
A having trouble falling asleep
B feeling that sleep is enough
C having no sweats at night
D having normal sleep pattern
42 How many possible causes of sleeplessness are mentioned in the second paragraph?__________.
A Five.
B Six.
C Seven.
D Numerous.
43 The expression "Second on the list" in the second paragraph means__________.
A the second least important cause of all kinds of sleeplessness
B the second most important cause of sleeplessness
C the second on the doctor's list about sleepless people
D the second on the writer's list recording sleeplessness
44 Concerning the use of sleeping pills, which of the following statements is true?__________.
A Most adult Americans use sleeping pills for sleep.
B Doctors seldom give sleepless people sleeping pills.
C Sleeping pills should be used for a very fixed period.
D Sleeping pills should be used in a very small amount.
45 Which of the following does not fit with sleep hygiene?__________.
A Make a rule to go to bed at a specific time every day.
B Go to bed when sleepy, not always at the same time.
C Try not to drink any caffeine and alcohol in the evening.
D Change bad sleep habits and follow doctors' advice.