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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免费在线商业车驾照基本理论模拟考试


When the hydraulic brakes fail while you are driving, the system will not build up pressure and the brake pedal will feel spongy or go to the floor. What should you do?

  1. Keep driving and hoping that it will come back up
  2. Push down the brake pedal as hard as you can
  3. Pump the brake pedal to generate pressure - 正确答案
  4. Put the vehicle in neutral and set the parking brake

当你在驾驶过程中遇到液压刹车系统发生故障,刹车系统不再积聚压力,并且刹车板踩上去会感到软绵绵或掉落在地板上。 这时你应该反复的踩放刹车板以促使刹车系统产生压力。

After starting the engine

  1. the coolant temperature gage should read right to normal
  2. the oil temperature gauge should be read right to normal - 正确答案
  3. the water temperature gauge should be read right to normal
  4. the engine oil temperature gauge should be read right to normal

在启动车之后,油温表应正确阅读

You are driving a heavy vehicle. You must exit a highway using an off-ramp that curves downhill. You should:

  1. slow to 10 mph below the speed limit
  2. slow to 15 mph below the speed limit
  3. slow to posted speed limit for the off ramp
  4. slow to 5 mph below the speed limit - 正确答案

当你驾驶着重型车辆要驶出高速公路,但出口的匝道为下坡弯曲的。 您应将速度降低到比限制速度的每小时低5英里以下。

Which of these pieces of emergency equipment should always be carried on your vehicle

  1. flashlight
  2. warning devices for parking vehicle - 正确答案
  3. first aid kit
  4. tire repair kit

你的车辆携带的应急设备中必须要有停车警告装置

What should you do before driving in the mountains

  1. Unhook your steering axle brake
  2. Carry the tire chains in your vehicle
  3. Know escape ramp location on your way - 正确答案
  4. All these answers are correct

在车辆准备上山和下山之前,你必须提前知道途中的逃生坡道(Escape Ramp)的位置。万一车辆在下坡出现突发情况,例如因下坡车速太快或货物太重导致刹车刹不住 - 你可以使用逃生坡道安全的将车辆停下来。

商业车驾照基本理论模拟考试