The application of a thin robotic snake makes heart surgeries less time-consuming.

试卷相关题目

• 1Choset’s snake robots could make more movements than the ones others developed.

  A.Right

  B.Wrong

  C.Not mentioned

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• 2Choset didn’t begin developing his own snake robots until he started working Carnegie Mellon.

  A.Right

  B.Wrong

  C.Not mentioned

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• 3Snake robots could move in only four directions.

  A.Right

  B.Wrong

  C.Not mentioned

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• 4Choset began to build robots in high school.

  A.Right

  B.Wrong

  C.Not mentioned

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• 5The contract between the two companies will <u>expire</u> soon.

  A.shorten

  B.end

  C.start

  D.resume

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• 6Zenati tested the robot on people after using it in pigs.

  A.Right

  B.Wrong

  C.Not mentioned

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• 7The robotic technology for surgeries on people has brought a handsome Medrobotics.

  A.Right

  B.Wrong

  C.Not mentioned

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• 8How do plants relate to solar energy、

  A.They have been using it for billions of years.

  B.They are the real experts in producing it.

  C.They have been a source of it.

  D.They have been used to produce it.

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• 9Scientists study how photosynthesis works because they want to_____.

  A.improve the efficiency of it.

  B.turn plant sugars to a new form of energy.

  C.get more sugars and starches from plants.

  D.make green plants a new source of energy.

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• 10Algae are able to use solar energy to produce hydrogen when_____.

  A.they are grown in narrow-necked bottles.

  B.there is no oxygen in the air.

  C.there is enough oxygen in the air.

  D.enough starches is stored.

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