纽约州，加州以及其它州商业车驾照基本理论模拟题复习
美国大部分州的商业车驾照考试为英文，我们已将搜索到的试卷答案注释中文以便您更好的复习。所有的信息来自于官方网站和网络，在发布时尽可能保证准确，但可能会发生变化，请按照当地官方DMV网站为准。欢迎联系我们给予建议和分享更多考题
基本理论模拟考试排行榜
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Which of the statements about braking is true
- All these answers are true
- the heavier vehicle is or faster it is moving, the more heat the brakes have to absorb - 正确答案
- brake responding is very quickly when the vehicle is moving very fast
- brake fade is not caused by heat
车辆越重或行驶速度越快，刹车系统要吸收的热量就越多
When starting a bus on a level surface with good traction. there is often no need for:
- a pre-trip inspection
- parking brakes - 正确答案
- a tire check
- slow acceleration
在水平地面上启动巴士时，通常不需要使用泊车刹车器
Which of statements is true about using engine brake:
- You should use engine brakes as a main way to control your speed
- use of brakes on a downgrade add to the braking effect of the engine - 正确答案
- All these answers are true
- increasing use of engine brakes prevents extra friction between brake shoes apart from the drum
在下坡时使用发动机制动器/ENGINE BRAKE会增加发动机的减速效果
Medicine used to treat common cold:
- should only used while driving at nighttime
- often makes you sleepy and should not be used while driving - 正确答案
- may still be used while driving if you use half of regular dose
- should only used while driving at daytime
用于治疗普通感冒的药物通常会使您昏昏欲睡，驾驶时不应使用
A car suddenly cuts in front of you, creating a hazard. Which of the following actions you should NOT take:
- honk your horn and stay close behind the car - 正确答案
- signal and change lanes to avoid hazard
- slow down to prevent crash
- both hands on the steeling wheel and slow down
一辆汽车突然驶入您的面前，造成危险。 你不应该鸣喇叭然后紧贴着其车后
