保山科目四英语电子版
1、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
2、Which one of the following is the safest way when driving a motor vehicle on this kind of road surface?
A. Slide over by using neutral gear
B. Pass with a high speed
C. Pass by speeding up
D. Pass with a low speed
Answer：D
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 suffering from spinal fracture, which of the following measures should be taken?
A. Prevent heat loss
B. Rescue the wounded person with a soft stretcher
C. Keep the wounded part in position with a sling
D. Help the wounded person when walking
Answer：C
5、Which of the following measures should be taken first when rescuing a wounded person suffering blood loss?
A. Observe
B. Dress the wounds
C. Stop bleeding
D. Inquire
Answer：C
6、A correct measure to avoid tire burst of motor vehicles is to lower the tire pressure.
A. Right
B. Wrong
Answer：B
7、Which of the following is an inflammable solid material?
A. Matches
B. Gun powder
C. Calcium carbide
D. Explosives
Answer：A
8、If a motor vehicle misses an exit on the expressway, the driver may reverse along the road shoulder.
A. Right
B. Wrong
Answer：B
9、When a motor vehicle leaves an expressway, which of the following lamp should be turned on?
A. The left-turn indicator
B. The right-turn indicator
C. The hazard warning lamp
D. The headlamp
Answer：B
10、The sign on the right warns of right-hand S-shaped bend ahead.
A. Right
B. Wrong
Answer：B
11、When leaving an expressway, drivers should enter the ramp after slowing down in the deceleration lane.
A. Right
B. Wrong
Answer：A
12、The sign on the left indicates that drivers should stop to take a pass card at the toll station ahead.
A. Right
B. Wrong
Answer：A
13、When steering failure happens suddenly, if the road condition permits straight movement, drivers should not apply emergency braking.
A. Right
B. Wrong
Answer：A
14、The driver may not change lanes when the motor vehicle turns right at this intersection.
A. Right
B. Wrong
Answer：B
15、The sign on the right indicates notice by sounding the horn.
A. Right
B. Wrong
Answer：B
16、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
17、When encountering a situation like changing to a left lane, motor vehicle drivers should yield.
A. Right
B. Wrong
Answer：A
18、When driving on a road covered with ice and snow, drivers tend to encounter glare caused by reflection of light rays from the road surface.
A. Right
B. Wrong
Answer：A
19、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
20、When the engine suddenly stalls on the road, what should the driver do?
A. Stop the vehicle and overhaul it immediately
B. Immediately turn on the hazard lamps
C. Move the vehicle to a place where it will not obstruct the traffic flow
D. Set up a breakdown warning sign
Answer：BCD