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Every human being, no matter what he is doing, gives off body heat. The usual problem is how to dispose of it. But the designers of the Johnstown campus of the University of Pittsburgh set themselves the opposite problem-how to collect body heat. The

提问人:ylm发布时间:2021-04-28

  1. Until recently, body heat has caused problems because it ______.

  A. was difficult to collect

  B. came in a variety of forms

  C. was difficult to get rid of

  D. tended to be absorbed by physical objects

  2. Which of the following is true of the heating system of the Johnstown campus?

  A. The heat is supplied by human bodies only.

  B. The heat is supplied by both human bodies and other heat-emitting objects.

  C. The heat is supplied by both human bodies and conventional fuel.

  D. The heat is supplied by human bodies, other heat-emitting objects, and conventional fuel.

  3.The phrase "even in winter" (in line 8) most nearly means ______.

  A. if the winter is especially warm

  B. during all of the year except the winter

  C. in the winter as well as in other seasons

  D. during the evenings in the winter

  4. The phrase "heat recovery" refers to a ______.

  A. method of concealing the source of heat

  B. special form of air conditioning

  C. supplementary hot water system

  D. way of reclaiming and re-using heat

  5. According to the passage which of the following would produce the LEAST amount of heat?

  A. A fat female who studies hard.

  B. A thin female who does not study.

  C. A fat male who does not study.

  D. A thin male who studies hard.

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