His determination and devotion to science ________ the great discovery．


  1. A.
    lied in
  2. B.
    are led to
  3. C.
    led to
  4. D.
    as a result
C
本題考查lie in，lead to，as a result 三者的意思區(qū)分和用法。lie in在于，前面為結(jié)果，as a result用作插入語，不能作謂語；lead to意思為“導致、引起”，符合題意，但是要用主動語態(tài)。
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