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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In mountain driving, you will have to use a lower gear to drive safely on a grade. Which of these does NOT affect your choice of gear.
- Tire tread type - 正确答案
- The length of the grade
- All these answers are correct
- The weight of the load
轮胎胎面类型不会影响你对档位的选择。当你遇到坡度很斗，坡度很长，和负载很重时 - 你将需要使用较低的档位来爬坡。 同样，长时间下坡，陡峭下坡时，重力会导致车辆速度增加。
You should lightly apply your brakes to flash the brake lights if:
- show off you newly installed brake lights
- a police is approaching you from other direction
- a driver tailgates your vehicle
- you are about to exit the road and need to slow down - 正确答案
如果您要下出口，则应轻踩刹车以使刹车灯闪烁，提醒后方的车辆你需要减速
After starting the engine
- the coolant temperature gage should read right to normal
- the oil temperature gauge should be read right to normal - 正确答案
- the engine oil temperature gauge should be read right to normal
- the water temperature gauge should be read right to normal
在启动车之后，油温表应正确阅读
What is the most important reason to inspect your bus or truck
- safety - 正确答案
- it is the law
- to avoid being fired by employer
- to avoid being cited
安全是检查巴士或卡车的最重要原因，每次出车前务必花十几分钟做车辆安全检查
Which of these is true about mirror adjustment?
- You should adjust your mirrors while you are driving
- The mirrors could be adjusted correctly even if the trailer is not straight
- You should adjust your mirrors before starting the trip - 正确答案
- All these answers are true
你应该在每一次开始行程之前调整好车辆的镜子
