德宏科目四英文版题库
1、When reversing in this condition, in which of the following ways can motor vehicle drivers keep safe?
A. Reverse at a lower speed
B. Voluntarily stop and yield
C. Continuously sound the horn to alert
D. Reverse in a clockwise direction
Answer：B
2、When an erosive material catches fire, it should not be put out with water cannon.
A. Right
B. Wrong
Answer：A
3、When parking temporarily in this situation, motor vehicle drivers are allowed to turn the steering wheel right to avoid sliding.
A. Right
B. Wrong
Answer：A
4、When a motor vehicle breaks down and cannot be moved away from the expressway, the driver and all passengers should stay in the vehicle and wait for the rescue personnel.
A. Right
B. Wrong
Answer：B
5、When a gas tanker is leaking heavily, which of the following measures is wrong?
A. Cut off the power
B. Wear gas mask and protect gloves
C. Turn off the valve to stop leaking
D. Evacuate people to the leeward side
Answer：D
6、When there is a braking failure on a downhill road, the driver should immediately try to find and drive to an emergency lane; after stopping the vehicle on the emergency lane, the driver should pull up the stopping brake so as to prevent a second danger arising from the vehicle sliding.
A. Right
B. Wrong
Answer：A
7、The sign on the right warns of a one-way tunnel ahead.
A. Right
B. Wrong
Answer：B
8、Before setting off, it is necessary to check the driving cabin, engine cabin, external and tires of the motor vehicle.
A. Right
B. Wrong
Answer：A
9、The sign on the right warns drivers to yield for oncoming motor vehicles.
A. Right
B. Wrong
Answer：B
10、Matches, sulfur and red phosphorus belong to which of the following dangerous chemicals?
A. Explosives
B. Oxidizing materials
C. Self-igniting articles
D. Inflammable solid materials
Answer：D
11、The sign in front is an advance announcement of the directions led by this intersection.
A. Right
B. Wrong
Answer：A
12、Motor vehicle drivers may make a U-turn in the broken line area as long as it will not affect the normal traffic flow.
A. Right
B. Wrong
Answer：A
13、The sign on the right indicates a bypass route at the intersection ahead.
A. Right
B. Wrong
Answer：A
14、Under such circumstances, motor vehicle drivers should bypass on the left quickly.
A. Right
B. Wrong
Answer：B
15、The motor vehicle equipped with ABS may sideslip during an emergency brake.
A. Right
B. Wrong
Answer：A
16、This sign warns that the section ahead is under traffic monitoring.
A. Right
B. Wrong
Answer：A
17、In which ones of the following ways can motor vehicle drivers effectively prevent braking failure?
A. Maintaining the braking system periodically
B. Checking the free brake pedal travel before driving
C. Using the braking system correctly to avoid brake-fade
D. For vehicles with hydraulic braking system, checking if the brake fluid leaks before driving
Answer：ABCD
18、When there is no bandage for rescuing a wounded person, towels, handkerchiefs, bed sheets and stockings can all be used for dressing.
A. Right
B. Wrong
Answer：A
19、When a motor vehicle encounters an accident on an expressway, the driver and all passengers should not get off the vehicle and walk around at will.
A. Right
B. Wrong
Answer：B
20、When driving, besides paying attention to keeping a safe distance from the vehicle in front, drivers should also be prudent when braking so as to avoid a rear-end collision caused by a vehicle behind.
A. Right
B. Wrong
Answer：A