問題詳情
15. He was concerned about the condition of factory and mine workers while they were at work,the _____ nature of making a living through such work, and the effects of the factory system on the familylife of workers.
(A) capricious
(B) vicarious
(C) precarious
(D) vivacious
參考答案
答案：C
難度：適中0.5
統計：A(0),B(0),C(0),D(0),E(0)