阿摩線上測驗
17.According to the broken windows theory, social problems often originate from ________.
(A) windows that are broken
(B) skepticism
(C) terrorist attacks
(D) minor crimes
答案：登入後查看
統計： A(43), B(45), C(44), D(613), E(0) #2919628
統計： A(43), B(45), C(44), D(613), E(0) #2919628
