In accordance with the passage, static electricity can be caused by
A. using home-made electrical goods
B. wearing clothes made of natural materials
C. walking on artificial floor coverings
D. copying TV programs on a computer
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Which statement is true about population increase？ ______
A. There might be an increase of 2.2 billion persons from now to the year 2000.
B. About 50,000 babies are born every six hours at present.
C. Between 8,000 Ｂ.Ｃ. and the present, the population increase is about 80,000,000 persons each year.
D. The population increased faster between 8,000 Ｂ.Ｃ. and 1650 than between 1650 and the present.
Some scientists believe that
A. watching animals to anticipate earthquakes is more effective than depending on seismography
B. the unusual behavior. of animals cannot be trusted
C. neither watching animals nor using seismographs is reliable
D. earthquake cannot be predicated
How does Guenter Grass revive the memory of the Wilhelm Gustloff tragedy？
A. By presenting the horrible scene of the torpedo attack.
By describing the ship's sinking in great detail.
C. By giving an interview to the weekly Die Woche.
D. By depicting the survival of a young pregnant woman.
In the passage, British Rail (Para 6) is mentioned to ______.
A. provide a comparison with Eurostar
B. support the airlines' optimism
C. prove the inevitable drop of air passengers
D. call for electrification and modernization of the railway
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