問題詳情
25. After numerous experiments, the doctor has made____ progress in the efforts to discover the origins of age-related hearing loss.
(A) regional
(B) routine
(C) superior
(D) significant
(A) regional
(B) routine
(C) superior
(D) significant
參考答案
答案:D
難度:困難0.333333
統計:A(0),B(1),C(0),D(1),E(0)
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