延安英文科目四试题答案
1、When the tire pressure is too low, what will happen if the tire changes its shape in waves and increases in temperature due to fast movement?
A. Unstable tire pressure
B. Even lower tire pressure
C. Driving resistance increases
D. Tire burst
Answer：D
2、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
3、Which of the following is a bad habit when changing lanes?
A. Turning on the indicator in advance
B. Observing closely before changing a lane
C. Change lanes at will
D. Not obstructing the passing of other normally moving vehicles
Answer：C
4、When encountering a road like this, motor vehicle drivers should downshift in advance and control speed by braking the engine.
A. Right
B. Wrong
Answer：A
5、A motor vehicle should not obstruct other vehicles when it enters the driving lane from an acceleration lane.
A. Right
B. Wrong
Answer：A
6、What kind of harmful effect will be brought about by continuously using the foot brake on a long downhill road?
A. Shorten the engine?ˉs service life
B. Make the driver feel tired
C. Easily cause the vehicle to overturn
D. Reduce the braking efficiency
Answer：D
7、It is safest for a motor vehicle driver to overtake the vehicle in front from its righthand on this kind of road.
A. Right
B. Wrong
Answer：B
8、The leading cause of this accident is that the driver failed to make sure that it was safe to reverse before doing so.
A. Right
B. Wrong
Answer：A
9、The sign on the right indicates the location of the highway emergency phone.
A. Right
B. Wrong
Answer：B
10、When driving a motor vehicle not equipped with the anti-lock braking system (ABS), what should the driver do if he brakes on a road covered by ice and snow?
A. Gently or intermittently depress the brake pedal
B. Depress the brake pedal as on other roads
C. Violently depress the brake pedal
D. Suddenly depress the pedal with force
Answer：A
11、The sign in front is an advance announcement of the directions led by this intersection.
A. Right
B. Wrong
Answer：A
12、When extinguishing a fire, the driver should refrain from breathing through mouth or crying loudly Otherwise, the fire and smoke will scorch the upper respiratory tract.
A. Right
B. Wrong
Answer：A
13、The sign on the right warns of a road section ahead under construction.
A. Right
B. Wrong
Answer：A
14、The sign on the right warns of a danger from rockfall on the left side.
A. Right
B. Wrong
Answer：A
15、For a temporary stop on a foggy day, the driver should only turn on the fog lamp and the low-beam
A. Right
B. Wrong
Answer：B
16、This sign warns to bypass from either side to avoid roadblock.
A. Right
B. Wrong
Answer：A
17、Driving and smoking has no negative effect on safe driving
A. Right
B. Wrong
Answer：B
18、Drivers may go straight and pass through when traffic police give these hand signals.
A. Right
B. Wrong
Answer：B
19、What does this sign on the fly-over junction indicate?
A. Turn right
B. Drive straight or turn left
C. Drive straight or turn right
D. Take a U-turn under bridge
Answer：C
20、After setting off from the roadside, motor vehicle drivers should speed up as soon as possible and make a sharp left-turn in order to drive into the normal lane.
A. Right
B. Wrong
Answer：B