問題詳情
【題組】47. Why does the author mention Columbia University in lines 10 and 11?
(A) Hazen and Brown developed nystatin there.
(B) Brown was educated there.
(C) Hazen did research there.
(D) It awarded a prize to Hazen and Brown.
參考答案
答案：C
難度：適中0.675676
統計：A(5),B(4),C(25),D(2),E(0)