南充科目四英语书
1. When a motorcycle goes down a long slope, it should run at a lower gear and fully use the engine to brake.
A. Right
B. Wrong
Answer: A
2. Which of the following measures is correct for rescuing a person sustaining full-body burns?
A. Cover the fire with sandy soil
B. Spray cool water to his body
C. Put out the fire by extinguisher
D. Help to remove the burning clothes
Answer: B
3. When the tire pressure is too low, what can happen when driving at a high speed?
A. Tire pressure will be unstable
B. Tire pressure will increase
C. Driving resistance will decrease
D. The tire will burst
Answer: D
4. After setting off from a roadside, motor vehicle drivers should watch both sides of the road, turn left and drive into the normal lane slowly.
A. Right
B. Wrong
Answer: A
5. 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
6. When a motorcycle wades across the water, the braking efficiency of the brake does not change.
A. Right
B. Wrong
Answer: B
7. When parking temporarily on a snowy day, drivers should turn on the headlamp and fog lamp.
A. Right
B. Wrong
Answer: B
8. When rescuing a wounded person suffering spinal fracture, it is necessary to ___________.
A. Take warm-keeping measure
B. Use soft stretcher to carry
C. Use sling to keep in position
D. Help the wounded person to move
Answer: C
9. Driving and smoking has no negative effect on safe driving
A. Right
B. Wrong
Answer: B
10. When rescuers enter the scene to rescue the wounded after harmful gas leakage caused by traffic accidents, they must wear air respirators or cover their mouth and nose with wet towels.
A. Right
B. Wrong
Answer: A
11. What influence does smoking have upon driving?
A. Harmful for safe driving
B. Increase concentration
C. Help relaxation
D. No effect on driving
Answer: A
12. 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
13. When passing through a tunnel, the wrong measure is to ___________.
A. Keep safe distance when two vehicles cross each other
B. Driving with the low beam light
C. Use the hight beam light when two vehicles cross each other
D. Overtaking in the tunnel
Answer: CD
14. When approaching another vehicle at night, why should the driver alternate between high-and-low-beam at a distance more than 150 meters?
A. Warn each other before passing
B. Driving habit
C. Easy to observe the situation ahead from either side
D. Courtesy
Answer: C
15. In emergencies, people’s life safety should always be put in the first place.
A. Right
B. Wrong
Answer: A
16. When driving into the traffic flow on a main road from a relief road, drivers should speed up.
A. Right
B. Wrong
Answer: B
17. When putting out a fire disaster that gives out erosive steam or poisonous gas, the firefighters should wear gas masks and other related protective articles and should operate from the windward side.
A. Right
B. Wrong
Answer: A
18. What is the meaning of this sign?

A. Bypass from left side
B. Continuous curves
C. Sharp left curve
D. Sharp right curve
Answer: C
19. 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
20. When a motorcycle turns at an excessively high speed, it can easily dash out of a curve or skid sideways.
A. Right
B. Wrong
Answer: A
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