人民群众满意不满意、赞成不赞成、答应不答应，是衡量公安工作的最高标准。
参考答案：错
北魏洛阳与唐长安城市设计的比较与评价？
In South Korea, most students get to school _______. [ ]
A. take a subway
B. in the subways
C. by the subway
D. by subways
