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(46), B(51), C(48), D(693), E(0) #2919628
統計： A(46), B(51), C(48), D(693), E(0) #2919628
