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These natural parks are very important for preserving many animals, which would _______ run the risk of becoming extinct.
A.otherwiseB.thereforeC.neverthelessD.however
A
考查副词词义辨析。run the risk of意为“冒……的危险”。Otherwise要不然;therefore因此;nevertheless仍然,不过;however然而。根据句意最佳答案是A。
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