From the text we know that windmills ________.

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• 1Passenger 2 is most probably    .

  A.a poster about a lecture

  B.an ad for a new book

  C.a note to a doctor in a university

  D.an introduction to a professor

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• 2What can be learned from Passenger 2、

  A.There will be a book show at Grayson Hall

  B.Friedman is now studying the Great Barrier Reef.

  C.There will be a talk on global warming this week.

  D.Friedman is a leading expert on computer scienc

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• 3How does Mr. Cool manage to travel the Information Highway so fast、

  A.By storing fewer files.

  B.By repairing the system.

  C.By buying a better computer.

  D.By using a broad-band connection.

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• 4The Information Highway ________.

  A.is free from traffic accidents

  B.is crowded with car drivers

  C.offers just a few on-line services

  D.appeals to a large number of users

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• 5—We got here Tuesday afternoon.—_____Why didn’t you call us earlier、

  A.Good luck!

  B.You did、

  C.It’s no surprise.

  D.You are welcome

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• 6What was a new use for wind power in the late l9th century、

  A.Sailing a boat.

  B.Producing electricity.

  C.Grinding wheat into flour.

  D.Pumping water from underground.

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• 7One of the reasons wind was rediscovered in the 1970s is that _______.

  A.wind power is cleaner

  B.it is one of the oldest power sources

  C.it was cheaper to create energy from wind

  D.the supply of coal and gas failed to meet needs

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• 8What would the author probably discuss in the paragraph that follows、

  A.The advantages of wind power.

  B.The design of wind power plants.

  C.The worldwide movement to save energy.

  D.The global trend towards producing power from wind.

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• 9Which of the following was a challenge for Corbett in climbing Half Dome、

  A.To climb up to remove the spikes.

  B.To climb it twice.

  C.To do 5,000 pull-ups up the rope.

  D.To lock the rope in plac

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• 10Why did the two men never talk about climbing when they first met、

  A.Corbett was poorly trained.

  B.Wellman had lost interest in climbing.

  C.Corbett didn’t want to hurt Wellman.

  D.Wellman hadn’t decided whether to climb again.

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