纽约州,加州以及其它州商业车驾照拖挂组合理论模拟题复习
驾驶拖挂组合车辆可以成为您商业驾驶生涯中不可或缺的一部分。 不过,在达到这一点之前,您需要通过美国DMV的考试,证明您已经掌握了安全驾驶这些车辆所需的专业知识。 以下30个问题来自官方2026年美国商业车驾照手册,仅涵盖拖挂组合车辆,以帮助您准备此特定的DMV测试。 祝你在练习考试和真正考试的时候好运!
拖挂组合理论模拟考试排行榜
There are two things that a driver can do to prevent a rollover. They are: (1) keep the cargo as close to the ground as possible, and (2):
- none of these answers are correct
- Make sure that the brakes are properly adjusted
- Keep both hands firmly on the steering wheel
- Go slow around turns - 正确答案
驾驶员可以做两件事来防止拖斗在行驶途中翻了。 它们是:(1)保持货物尽可能靠近地面,(2)转弯时要慢一些
When driving a set of doubles. it is necessary to close which shut-off valve in the last trailer
- Back - 正确答案
- Front
- Middle section
- None of these answer are correct
当你要驾驶一辆拉着双拖斗的卡车,在行驶前,必须确定关闭最后一个拖斗中的后向截止阀。
After connecting the air lines but before backing under the trailer you should:
- Supply air to the trailer system, then pull out the air supply knob - 正确答案
- None of these answers are correct
- Make sure that the trailer brakes are off
- Walk around the rig to be sure that is is clear
在倒车拖车下方之前,连接服务刹车和拖斗气管之后,应先向拖斗刹车系统供气,然后拉出空气供应旋钮
A tractor with a __ trailers requires the shortest amount of the stopping distance.
- Lightly loaded
- Empty
- None of these answers are correct
- Fully loaded - 正确答案
一部卡车拉满载货物的挂车需要最短的停止距离
Compared to a straight truck or bus there are __ things to inspect in a combination vehicle
- None of these answers are correct
- The same number
- More - 正确答案
- Few
与货车或巴士相比,混合卡车做车身检查时,需要检查的东西更多


