参考
交通标志库
复习理论备考中常见的警告、管制和指路标志。
正确答案为什么对：
本题考查什么
For the question "You may overtake when you are ______", the correct answer is "On a three-lane expressway." because overtaking is only correct when it leaves enough sight distance, space, and time to return safely; the other choices such as "At a pedestrian crossing." and "Approaching a road junction." do not fit the rule as well.
官方来源： Singapore Police Force Online Learning Portal: Basic Theory of Driving
主题
超车与操作
安全超车、倒车、三点掉头，以及坡道驾驶。
道路知识
理论考试指南
在下一轮练习前，复习考试顺序、临时驾照时间和学习结构。
罚则
记分制（DIPS）
把规则知识与真实驾驶中重要的门槛和违例类型对应起来。