• 2022-06-03
    The passage makes it clear that Calen ______.
    A: was regarded by medical men for more than a thousand years
    B: lacked proper training for medical research
    C: wrote the first book on anatomy
    D: used human bodies for his experiments
  • A

    内容

    • 0

      What does the author state is the most important reason men die five years earlier on average than women? A: Men aren't as cautious as women in face of danger. B: Men are more likely to suffer from fatal diseases. C: Men don't seek medical care as often as women. D: Men drink and smoke much more than women.

    • 1

      Men often wait longer to get help for medical problems than women, and ______, women live about six years longer than men on an average. A: instead of B: constantly C: consequently D: because

    • 2

      Surgical training requires a minimum of five years of after medical school.

    • 3

      The average life ________ for Americans is now more than 74 years because of their more active lifestyles and good medical care for senior citizens.

    • 4

      The author, a physician engaged in doing animal research, expresses his growing frustration with the animal rights movement and justifies animal research with many reasons including how medical advances benefited from the experiments on animals.