These natural parks are very important for preserving many animals, which would______ run the risk of becoming extinct.


  1. A.
    otherwise
  2. B.
    therefore
  3. C.
    nevertheless
  4. D.
    however
A
考查副詞詞義辨析。run the risk of意為“冒……的危險(xiǎn)”。Otherwise要不然;therefore因此;nevertheless仍然,不過(guò);however然而。根據(jù)句意最佳答案是A。
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