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保安考试

【阅读训练】公共英语等级考试四级阅读理解(9)

1、Which of the following best portrays the organization of the passage?

  • A.The author presents the advantages and disadvantages of plankton as a food source.
  • B.The author quotes public opinion to support the argument for farming plankton.
  • C.The author classifies the different food sources according to amount of carbohydrate.
  • D.The author makes a general statement about plankton as a food source and then moves to a specific example.

2、According to the passage, why is plankton regarded to be more valuable than land grasses?

  • A.It is easier to cultivate.
  • B.It produces more carbohydrates.
  • C.It does not require soil.
  • D.It is more palatable.

3、Why does the author mention “planktonburgers”?

  • A.To describe the appearance of one type of plankton.
  • B.To illustrate how much plankton a whale consumes.
  • C.To suggest plankton as a possible food sources.
  • D.To compare the food values of beef and plankton.

4、What is mentioned as one conspicuous feature of krill?

  • A.They are the smallest marine animals.
  • B.They are pink in color.
  • C.They are similar in size to lobsters.
  • D.They have grass like bodies.

5、The author mentions all of the following as reasons why plankton could be considered a human food source except that it is ___.

  • A.high in food value.
  • B.in abundant supply in the oceans.
  • C.an appropriate food for other animals.
  • D.free of chemicals and pollutants.

6、It is stated in the passage that ______.

  • A.it is unusual for a person to be able to identify a face satisfactorily
  • B.the ability to recognize faces unhesitatingly is an unusual gift
  • C.quit a few people can visualize faces they have seen
  • D.few people can give exact details of the appearance of a face

7、What the author feels strange about is that _______.

  • A.people have the tremendous ability to recognize more than 1,000 faces
  • B.people don’t think much of the problem of how and why we acquire the ability to recognize and remember faces
  • C.people don’t realize how essential and valuable it is for them to have the ability to recognize faces
  • D.people have been arguing much over the way people recognize and remember faces

8、What is the first suggested explanation of the origin of the ability?

  • A.It is one of the characteristics peculiar to human beings.
  • B.It is acquired soon after birth.
  • C.It is something we can do from the very moment we are born.
  • D.It is learned from our environment and experiences.

9、According to the passage, how important is the ability to recognize faces?

  • A.It is useful in daily life but is not necessarily essential.
  • B.It is absence would make normal everyday life impossible.
  • C.Under certain circumstances we could not exist without it.
  • D.Normal social life would be difficult without it.

10、This passage seems to emphasize that ______.

  • A.the ability to recognize individuals is dependent on other senses as well as sight
  • B.sight is indispensable to recognizing individuals
  • C.the ability to recognise faces is a special inborn ability of the brain
  • D.the importance of the ability of recognize faces in fully appreciated by people.