That scientists study the history of large earthquakes in certain areas is to ultimately_________.

试卷相关题目

• 1What does the passage mainly talk about、

  A.What an earthquake is like.

  B.How to predict earthquakes.

  C.Where earthquakes often happen.

  D.When a fault is formed.

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• 2The best title for the passage would be _______.

  A.Are Sharks Dangerous、

  B.Sharks And Humans

  C.Sharks: Humans’ Friends

  D.Sharks Help Save Human Lives

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• 3The underlined word “prolong” in the last but one paragraph means ______.

  A.save

  B.protect

  C.lengthen

  D.improve

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• 4It can be inferred from the passage that _______.

  A.movies have given people the wrong impression of sharks

  B.most sharks are dangerous to humans

  C.sharks will attack anyone who is wearing black

  D.it is dangerous to swim in the ocean

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• 5According to the passage, which of the following statements is NOT true、

  A.There are many different species of sharks, but only a few of them are dangerous to humans.

  B.Sharks never get ill.

  C.Sharks are a valuable resource for human.

  D.Sharks play an important role in the ocean ecosystem.

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• 6Which is TRUE according to the passage、

  A.There were four magnitude 6 earthquakes in the San Francisco Bay region between1979 and1989.

  B.The accumulating strain of the fault to a certain level results in the earthquake.

  C.About 68 years after 1911, no earthquakes occurred in the San Francisco Bay region.

  D.The fast increasing population on the earth is the main cause of the earthquak

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• 7What is the critical factor of forming a fault、

  A.The material of rocks.

  B.The existing time span of the rocks.

  C.The plate movements around the rocks.

  D.The amount of strain released in the last earthquak

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• 8According to the passage, we can know that the San Andreas Fault System____.

  A.has a greater understanding of the causes and effects of earthquakes

  B.stores much more information about the history of large earthquakes

  C.offers the potential for doing research on the faults where strain accumulates

  D.illustrates specifically how rocks along a fault are formed

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