保山科目四英语书
1、After entering the acceleration lane of an expressway, the driver should increase the speed to how many kilometers per hour?
A. More than 30 km/hour
B. More than 40 km/hour
C. More than 50 km/hour
D. More than 60 km/hour
Answer：D
2、At 3: 40 a.m. one day, Mr. Sun drove a large bus with 54 passengers(capacity 55 people). At the spot of 229 kilometers mark by 300 meters on Suiyue Expressway, the bus had a rear-end collision with a heavy semi-trailer driven by Mr. Li when passengers were getting off from the bus. As a result of the accident, 26 people were killed and 29 injured. According to the investigation afterwards, Mr. Li had been driving the bus since he left the place of departure at 6 p.m. the day before without any rest. What are the main illegal acts of the two drivers?
A. Mr. Sun illegally parked
B. Mr. Sun carried more passengers than permitted
C. Mr. Li exceeded speed limit
D. Mr. Li kept driving when tired
Answer：AD
3、What is the main impact of foggy weather on safe driving?
A. Easy to slide sideways
B. Low visibility
C. Increase the resistance
D. Widen the field of vision
Answer：B
4、The yellow broken line on the curb indicates that vehicles are not allowed to stop and let passengers embark or disembark or load and unload freight at the roadside.
A. Right
B. Wrong
Answer：B
5、The white zig-zag line on the highway serves as a reference for the speed of a driver.
A. Right
B. Wrong
Answer：B
6、The sign on the right warns of a sharp winding road ahead.
A. Right
B. Wrong
Answer：B
7、What should the driver do when seeing these hand signals?
A. Turn left at the intersection
B. Stop and wait
C. Go straight at the intersection
D. Drive to the waiting area for turning left
Answer：B
8、This sign warns to bypass from either side to avoid roadblock.
A. Right
B. Wrong
Answer：A
9、When encountering such pedestrians, what should motor vehicle drivers do?
A. Bypass in front of the pedestrians
B. Bypass from behind the pedestrians
C. Sound the horn to alert the pedestrians
D. Voluntarily stop and yield
Answer：D
10、How should lamps be used when motor vehicle drivers pass through a two-way tunnel?
A. Turn on the hazard lamps
B. Turn on the high-beam
C. Turn on the fog lamp
D. Turn on the low-beam
Answer：D
11、The sign on the right warns of a village or town ahead suggesting a 30km/hour speed.
A. Right
B. Wrong
Answer：A
12、When the wounded person is suffering main artery bleeding, where should the rescue personnel press by thumb to stop the bleeding?
A. The artery near the heart
B. The artery lower to the wound
C. The artery further from the heart
D. The artery in the center of the wound
Answer：A
13、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
14、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
15、The sign on the right warns of a guarded railway crossing 100 meters ahead.
A. Right
B. Wrong
Answer：B
16、Mr. Qi drove a large bus with 28 passengers (capacity 55 people). When arriving at an intersection without any traffic signals from south to north at a speed of 50 kilometers per hour, the bus had a side collision with Mr. Li?ˉs heavy semi-trailer tractor (capacity 40 tons and carrying 55.2 tons) running from east to west. As a result of this accident, 12 people were killed and 17 injured. What are the main illegal acts in this case?
A. The bus carried more passengers than capacity
B. The bus exceeded the speed limit
C. The tractor carried more cargo than capacity
D. The driver of the tractor was inexperienced
Answer：BC
17、When encountering a vehicle in front ascending on a mountainous road covered with ice and snow, what should the motor vehicle driver do?
A. Ascend after the vehicle in front passes the slope
B. Overtake the vehicle in front swiftly and drive on
C. Overtake the vehicle in front with a slow speed and drive on
D. Follow the vehicle in front closely
Answer：A
18、When passing this mountainous road, motor vehicle drivers should drive along the center of the road.
A. Right
B. Wrong
Answer：B
19、When a motor vehicle deviates from the normal direction due to steering failure and an accident is unavoidable, what should the driver do?
A. Apply emergency brake
B. Immediately steer and adjust
C. Immediately steer to the side where there is no obstacle and evade
D. Immediately steer to the side where there is an obstacle and evade
Answer：A
20、What should be done to keep safe when a motor vehicle driver is overtaking in this condition?
A. Reducing speed and keeping a safe distance
B. Continuously sounding the horn to indicate the vehicle in front
C. Accelerating to pass while keeping a certain distance
D. Overtaking by occupying the opposite lane
Answer：A