西安科目四英语题
1、How to ensure motor vehicles have sufficient power when driving uphill?
A. Downshift before reducing speed
B. Downshift after reducing speed
C. Downshift when the speed is excessively low
D. Downshift to the fullest extent
Answer：A
2、When a motor vehicle reaches a muddy or burst-and-muddy section of the road, the driver should stop, observe and select a level and solid section or a section with vehicle tracks.
A. Right
B. Wrong
Answer：A
3、The sign on the right indicates a 2-kilometer distance from the Donglushan Service Area on the highway.
A. Right
B. Wrong
Answer：A
4、The sign on the right warns of a road section ahead under construction.
A. Right
B. Wrong
Answer：A
5、When a motor vehicle accidentally hits the guardrail of a highway, an effective protective measure is to turn dramatically in the opposite direction.
A. Right
B. Wrong
Answer：B
6、When overtaking on a rainy day, drivers should turn on headlamps and sound a long horn.
A. Right
B. Wrong
Answer：B
7、Under the circumstances shown in the flash, what should be done by the vehicle in front?
A. Reduce speed swiftly or apply emergency brake
B. Drive at a higher speed after giving a proper space
C. Reduce speed and yield by the right side of the road
D. Drive at a higher speed by the right side of the road
Answer：C
8、After a motor vehicle falls into water, the driver won?ˉt be able to open the side doors or windows to escape until water nearly fills up the compartment.
A. Right
B. Wrong
Answer：A
9、These traffic police signals indicate that passing is prohibited.
A. Right
B. Wrong
Answer：A
10、How should the driver use vehicle lights when the motor vehicle leaves a roundabout?
A. Turn on the left-turn indicator
B. Turn on the hazard lamps
C. No need to turn on any indicators
D. Turn on the right-turn indicator
Answer：D
11、How will the adhesive force of road change when speed increases on a damp and slippery road?
A. Increase sharply
B. Increase gradually
C. decrease sharply
D. No change
Answer：C
12、When the engine suddenly stalls on the road and cannot be restarted, the driver should pull over in a timely fashion and identify the cause of the stalling.
A. Right
B. Wrong
Answer：A
13、What should be done by drivers in order to safely pass through the curve in this condition?
A. Reduce speed and drive on the right side
B. Drive on the central line of the road
C. Drive on the outer side of the curve
D. Drive by borrowing the opposite lane
Answer：A
14、When a motor vehicle stops temporarily in a rainy day,which lamp should be turned on?
A. Front and rear fog lamps
B. Hazard lamps
C. Headlamps
D. Reverse lamps
Answer：B
15、How many kinds of law-breaking acts are displayed in flash 5?
A. One
B. Two
C. Three
D. Four
Answer：C
16、The broken yellow line in the center of the road indicates that overtaking by crossing the line is permitted in safe situations.
A. Right
B. Wrong
Answer：A
17、Two parallel broken double-yellow lines indicate the position of a diversion lane.
A. Right
B. Wrong
Answer：A
18、When driving on the expressway in a heavy rain, what should the driver do to avoid water sliding phenomenon?
A. Install slide-proof devices
B. Speed up
C. Slow down
D. Continue to depress the brake
Answer：C
19、When putting out a fire disaster that gives out corrosive steam or poisonous gas, the firefighters should wear gas masks and other related protective articles and operate from the windward side.
A. Right
B. Wrong
Answer：A
20、The guide arrow on the road surface of this lane indicates that only left turns are permitted at the intersection ahead.
A. Right
B. Wrong
Answer：B