The word "quadrupeds" in paragraph 6 is a technical word for

试卷相关题目

• 1What did the researchers find in the experiment、

  A.One chimp used about the same energy in walking on two legs as on all fours

  B.Human walking used more energy than bipedal walking in chimps.

  C.Two chimps used more energy walking on two legs.

  D.Three chimps used less energy walking on two legs.

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• 2The phrase "worked out' in paragraph 3 could be replaced by

  A.calculated.

  B.exercised.

  C.understoo

  D.D.planned.

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• 3Michael Sockol and his team were interested in

  A.where humans came from.

  B.how chimpanzees could be trained to use treadmills.

  C.when our earliest ancestors began to live in forested areas

  D.why our apelike ancestors came to walk on two legs.

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• 4Another good title for this passage would be

  A.Robots: Taking the Place of Humans.

  B.Artificial Intelligence Programs.

  C.Modern-Day Sensors.

  D.Today’ S Robots and How They Function

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• 5The last paragraph suggests that future robots will

  A.surpass human beings in intelligence.

  B.be more humanlike in behavior and action.

  C.use a laser to transmit information.

  D.will perform very complicated household jobs.

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• 6What does fossil and molecular evidence tell us about our earliest ancestors、

  A.They experienced more climate changes than we do today.

  B.They were forced to travel between food patches.

  C.They could cover more ground with less energy.

  D.They were much taller than modern man.

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