商洛科目四英语电子版
1. 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
2. Sounding the horn on a foggy daY can arouse the attention of the opposite side. After hearing the horn from the opposite side, the driver should also sound their own horn to respond.
A. Right
B. Wrong
Answer: A
3. When there is bleeding at the bone fracture of a wounded person, the first thing to do is to keep it in position before stopping the bleeding and dress the wound.
A. Right
B. Wrong
Answer: B
4. When rescuing a wounded person in coma, it is necessary to take warm-keeping measures to prevent heat loss.
A. Right
B. Wrong
Answer: A
5. Motor vehicle drivers don’t need to use any lamp at night when passing through a road section where the street light condition is good.
A. Right
B. Wrong
Answer: B
6. Rescue personnel should check the breath of the unconscious person before applying any other emergency treatment.
A. Right
B. Wrong
Answer: A
7. It is unsafe to ride a motorcycle by high-heel shoes.
A. Right
B. Wrong
Answer: A
8. When a fast-running vehicle makes a sharp turn, it can very easily cause side collision or an overturn due to the centrifugal force.
A. Right
B. Wrong
Answer: A
9. Which is the wrong measure to avoid tire burst?
A. Reduce tire pressure
B. Check tires regularly
C. Remove foreign matters from the tire tread grooves timely
D. Replace tires that have cracks or deep cuts
Answer: A
10. What should the driver pay attention to when the motor vehicle passes a school?
A. Observe the traffic signs and markings
B. Slow down and pass slowly
C. Prohibited from sounding the horn
D. Pass rapidly
Answer: ABC
11. Before riding a motorcycle, the driver should wear a safety helmet and adjust the angle of the rearview mirror till he can clearly watch the left side and the right side of the back.
A. Right
B. Wrong
Answer: A
12. When a wounded person suffering burns is thirsty, he should only drink plain boiled water.
A. Right
B. Wrong
Answer: B
13. Under such circumstances, what should be done by motor vehicle drivers in order to yield to the pedestrians politely?

A. Set off after pedestrians pass
B. Set off and bypass in front of the pedestrians
C. Sound the horn to warn the pedestrians to yield
D. Set off and approach the pedestrians slowly
Answer: A
14. What should be done by motor vehicle drivers in order to yield politely to such pedestrians?

A. Speed up and bypass in front of the pedestrians
B. Speed up and bypass from behind the pedestrians
C. Reduce speed or stop to yield
D. Continuously sound the horn to alert the pedestrians
Answer: C
15. When driving into the traffic flow on a main road from a relief road, drivers should speed up.
A. Right
B. Wrong
Answer: B
16. What is the meaning of this sign?

A. Road narrows on the left side
B. Narrow bridge
C. Narrow road
D. Road narrows on the right side
Answer: B
17. What is the meaning of this sign?

A. Steep downhill road
B. Continuous up slopes
C. Steep uphill road
D. Embankment road
Answer: C
18. When driving on a muddy roads, it is easy for wheels to sideslip or skid, which leads to traffic accidents.
A. Right
B. Wrong
Answer: A
19. vehicles to pass an intersection marked with this sign?

A. Stopping and observing the traffic situation around the intersection
B. Approaching the intersection by speeding up
C. Approaching the intersection at a reduced speed
D. Observing the traffic situation on the left rear side
Answer: A
20. When a motorcycle goes downhill, it may fully use the neutral gear and slide.
A. Right
B. Wrong
Answer: B
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