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
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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
The word "demographic" in the first paragraph means ______.
A. statistics of human
B. surroundings study
C. accumulation of human
D. development of human
In the author's opinion, marriage ______.
A. affords greater fun
B. leads to raising children
C. indicates commitment
D. ends in pain
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