“... a world that is still full of mysteries” refers to

试卷相关题目

• 1Which of the following statements is NOT a fact about Alvin、

  A.It can carry explorers as deep as 6, 500 meters.

  B.It has played a key role in various important undersea expeditions.

  C.It was launched in the sixties of the twentieth century.

  D.It has been used for more than 40 years.

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• 2What is Alvin、

  A.A research institute.

  B.A transporting vehicle.

  C.A submersible.

  D.A scientist.

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• 3According to the last paragraph, what are the advantages of wind power technology、

  A.It can be used for different purposes.

  B.It can replace nuclear power plant.

  C.It can be installed in one’s backyar

  D.D.Both A and

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• 4Netherlands leads in the urban turbine technology because

  A.the Dutch are natural pioneers.

  B.the Dutch have a tradition with windmills.

  C.the Netherlands is windier than Germany, Finland and Slovenia.

  D.the Netherlands is a small country with a large population.

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• 5The smallest models of an urban turbine

  A.is designed for private homes.

  B.weighs 2,000 kilograms.

  C.can be carried up to the rooftop without a crane.

  D.can he installed with a cran

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• 6In what aspects are the new HOV and Alvin similar、

  A.Size.

  B.Speed.

  C.Capacity.

  D.C.Capacity.D.Shap

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• 7In what aspects are the new HOV and Alvin different、

  A.Offering better views.

  B.Speed.

  C.Size.

  D.C.Siz

  E.D.Both A and

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• 8Which of the following is NOT true of what is mentioned about the winged robot in the second paragraph、

  A.The two professors of CUT built the winged robot

  B.The two professors of CUT tested whether the winged robot could learn to fly.

  C.The two professors of CUT programmed the data on how the robot flapped its wings.

  D.The two professors of CUT tried to find out if the robot could fly by itself.

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• 9How did the robot behave at the beginning of the test、

  A.It rotated its wings through 90 degrees.

  B.It twitched but gradually gained height.

  C.It was twitched and broke down.

  D.It landed not long after the test.

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• 10Which of the following is nearest to Peter Bentley’s view on the winged robot、

  A.The winged robot could never really fly.

  B.The winged robot did not have a motor.

  C.The winged robot should go through further evolution before it could fly.

  D.The robot could fly if it were lighter.

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