問題詳情

4 African elephants are ______ to the African rainforests, while Asian elephants originated in Iraq and Syria.
(A) aboriginal
(B) indigenous
(C) prerequisite
(D) indispensable

參考答案

答案:B
難度:困難0.331551
統計:A(82),B(62),C(9),D(11),E(0)

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