回複：問北美遵紀守法的公民一個有趣的問題

I assume:
1. there's always a camera for each toll.
2. if the supervisor found out the problem..(one toll always collect less than others) he may check the video.
3. there may be an auto counter triggered by sensor.
4. internal control is always, always, a challenge

所有跟帖： 

• It is not your assume, it is -Gold- ♂ (542 bytes) () 09/23/2005 postreply 09:17:05

• 邏輯上講 -間諜阿驚- ♀ (30 bytes) () 09/23/2005 postreply 12:57:52