_____ more advanced ways of digging tunnels were developed, the first railway tunnel under the River Thames was dug in 1884.

A. As               B. With             C. Even if             D As if

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科目：高中英語 來源： 題型：單選題

More and more people are signing up for Yoga classes nowadays, ________ advan tage of the health and relaxation benefits.


  1. A.
    taking
  2. B.
    taken
  3. C.
    having taken
  4. D.
    having been taken

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