問題詳情
8. A batch of sodium chloride manufactured by Y F Chemical Corp. was ______ with bacteria, resulting in fevers for eightpatients after they were injected with the solution.
(A) purified
(B) disinfected
(C) obstructed
(D) confined
(E) tainted
參考答案
答案：E
難度：適中0.583333
統計：A(0),B(2),C(0),D(1),E(7)