Put on dark glasses or the sun will ________ you and you won’t be able to see.

试卷相关题目

• 1To ________ is to save and protect, to leave what we ourselves enjoy in such good condition that others may also share the enjoyment.

  A.conserve

  B.conceive

  C.convert

  D.contrive

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• 2The helicopter a light plane and both pilots were killed.

  A.coincided with

  B.stumbled on

  C.tumbled to

  D.collided with

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• 3As soon as the boy was able to earn his own living he ________ his parents’ strict rules.

  A.defied

  B.refuted

  C.excluded

  D.vetoed

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• 4He ________ his head, wondering how to solve the problem.

  A.scrapped

  B.screwed

  C.scraped

  D.scratched

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• 5All the students have to ________ to the rules and regulations of the school.

  A.confirm

  B.confront

  C.confine

  D.conform

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• 6In ________ times human beings did not travel for pleasure but to find a more favourable climate.

  A.prime

  B.primitive

  C.primary

  D.preliminary

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• 7A new study on birds’ sleep has revealed that ____________.

  A.birds can control their half-brain sleep consciously

  B.birds seldom sleep with the whole of their brain at rest

  C.half-brain sleep is found in a wide variety of birds

  D.half-brain sleep is characterized by slow brain waves

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• 8According to the passage, birds often half sleep because ______________.

  A.they have to constantly keep an eye on their companions

  B.the two halves of their brain are differently structured

  C.they have to watch out for possible attacks

  D.their brain hemisphere take turns to rest

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• 9The example of a bird sleeping in front of a mirror indicates that _____________.

  A.birds prefer to sleep in pairs for the sake of security

  B.the phenomenon of birds dozing in pairs is widespread

  C.a single pet bird enjoys seeing its own reflection in the mirror

  D.even an imagined companion gives the bird a sense of security

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• 10While sleeping, some water mammals tend to keep half awake in order to __________.

  A.avoid being swept away by rapid currents

  B.emerge from water now and then to breathe

  C.alert themselves to the approaching enemy

  D.be sensitive to the ever-changing environment

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