The underlined word “these” in Paragraph 2 refers to “_____.

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• 1After the policeman jumped into the car ,Rolls      .

  A.dared not drive the car faster than he was allowed to

  B.could drive as fast as he wished within a certain distance

  C.could drive on any road he liked for the rest of the journey

  D.drove his car as fast as he could down the hill to Cambridge

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• 2The policeman who said “Good evening” to Rolls wanted to  _____.

  A.teach Rolls a lesson

  B.take a free ride home

  C.have a talk with Rolls

  D.have a car ride experience

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• 3In what way did the policemen carry out the order from their officers、

  A.They greeted Rolls when the car came along.

  B.They walked in front of the car with a red lamp.

  C.They pretended to be attracted by something else.

  D.They stood on duty every 1.5 miles along the road.

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• 4The policemen were told “to look the other way” (the underlined part in Paragraph 2) so that_____ .

  A.they could watch the car coming from the other direction

  B.the car could go faster than four miles an hour

  C.they could make sure no one was in the way

  D.the car would not hit them on the road

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• 5How does the writer explain birds’ singing、

  A.By comparing birds with human beings.

  B.By reporting experiment results.

  C.By describing birds’ daily life.

  D.By telling a bird’s story.

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• 6What should the supplier do when offering a service、

  A.He should determine the completion time himself.

  B.He should provide free repairs within three months.

  C.He should make sure the service meets proper standards.

  D.He should reach an agreement on the payment with his workers.

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• 7The 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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• 8Watchers 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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• 9DARPA 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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• 10From 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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