In the last paragraph , the writer implies that there is a long way to go _____ .

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• 1In the race , the greatest distance one robotic vehicle covered was _____  .

  A.about eight miles

  B.six miles

  C.almost two miles

  D.about one mile

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• 2From the passage we know “robotic vehicles” are a kind of machines that _____ .

  A.can do effortlessly whatever tasks living thing can

  B.can take part in a race across 142 miles with a time limit

  C.can show off their ability to turn themselves upside down

  D.can move from place to place without being driven by human beings

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• 3DARPA organized the race in order to _____ .

  A.raise money for producing more robotic vehicles

  B.push the development of vehicle industry

  C.train more people to drive in the desert

  D.improve the vehicles for future wars

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• 4Watchers doubted if any of the vehicles could finish the race because        .

  A.they did not have any human guidance

  B.the road was not familiar to the drivers

  C.the distance was too long for the vehicles

  D.the prize money was unattractive to the drivers

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• 5The passage is trying to _____ .

  A.ask the customer to buy goods and services of high quality

  B.advise the buyer how to pay a reasonable price for a service

  C.tell the customer what rights he has once he pays for something

  D.warn the seller what he sells must meet the buyer’s requirements

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• 6The animal’s life will come to an end _____ .

  A.if the animal makes a wrong decision

  B.if the animal plays a dangerous game

  C.when the animal attacks its enemy

  D.when the animal runs too slowly

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• 7Very few species depend entirely on genetic learning because _____  .

  A.each generation has its own way of learning

  B.their environments change all the time

  C.they can act reasonably on their own

  D.it takes their whole life to learn

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• 8When the environment doesn’t change much , _____ .

  A.animals cannot act in a right way

  B.genetic learning is less important for animals

  C.individual learning plays a less important role

  D.animals cannot get over problems on their on their own

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• 9Animals’ living on generation after generation depends on _____  .

  A.their natural action pattern with their own experience

  B.the lessons they have learnt during their lifetime

  C.their experience in particular environments

  D.the knowledge passed on by their parents

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