1.The new drug showed remarkable ___________ in treating previously resistant infections, although long-term studies are still pending.
(A) chronicity
(B) validity
(C) proficiency
(D) potency
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統計: A(0), B(2), C(3), D(11), E(0) #3427159
統計: A(0), B(2), C(3), D(11), E(0) #3427159