阿摩線上測驗
3. Sociologists had spent much of the 20th century trying to understand poverty and shifting class stratifications across the __.
(A) spectrum
(B) spell
(C) senility
(D) sophistication
答案：登入後查看
統計： A(0), B(0), C(1), D(0), E(0) #3462696
統計： A(0), B(0), C(1), D(0), E(0) #3462696
