阿摩線上測驗
3. According to the traffic rules, all vehicles must stop at a red light with the _________ of police cars, ambulances, and fire engines.
(A) limitation
(B) direction
(C) exception
(D) inspection
答案：登入後查看
統計： A(4), B(5), C(9), D(2), E(0) #3173483
統計： A(4), B(5), C(9), D(2), E(0) #3173483
