楚雄科目四英语pdf
1、Gun powder, explosives and detonating powder belong to which of the following dangerous chemicals?
A. Oxidizing materials
B. Inflammable solid materials
C. Explosives
D. Self-igniting articles
Answer：C
2、In which of the following ways can motor vehicles avoid a tire burst?
A. Lowering tire pressure
B. Checking tires regularly
C. Removing foreign matters from the tire tread grooves timely
D. Replacing the tires that have cracks or deep cuts
Answer：BCD
3、When a wounded person is beneath the wheel or cargo, we should help him out immediately by pulling the limbs of the wounded.
A. Right
B. Wrong
Answer：B
4、When extinguishing fire, the synthetic-made garments should not be taken off in order to protect the exposed skin from burning.
A. Right
B. Wrong
Answer：B
5、When the driver discovers a tire is leaking and steers the vehicle off the main driving lane, he/she should refrain from applying emergency braking so as to avoid a vehicle turnover or a rear-end collision arising from the late braking of the vehicle behind.
A. Right
B. Wrong
Answer：A
6、In rain, the most effective way to avoid the danger arising from water slide is to drive at high speed
A. Right
B. Wrong
Answer：B
7、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
8、The broken white line rectangle area on the right side of the road indicates that long stopping is permitted here.
A. Right
B. Wrong
Answer：B
9、Mr. Shi drove a low-speed cargo vehicle (capacity 1.2 tons)with 4.05 tons of cargo. At the spot of 51 kilometers mark by 260 meters on the No. 314 County Road in Ningjin County, the cargo vehicle had a head-on collision with a normally running midsize bus( capacity 11 people and carrying12) from the opposite direction after passing the central line of the road and overtaking the front vehicle in the same direction. As a result of this accident, 10 people were killed and 2 injured. What are the illegal acts in this case?
A. The cargo vehicle carried more cargo than capacity
B. The cargo vehicle illegally overtook other vehicles
C. The bus carried more passengers than capacity
D. The driver of the bus kept driving when tired
Answer：ABC
10、The broken yellow line in the center of the road indicates that bypassing by crossing the line is prohibited in any condition.
A. Right
B. Wrong
Answer：B
11、The sign in front indicates an indoor parking ground 100 meters ahead.
A. Right
B. Wrong
Answer：A
12、The main reason for this accident is that the pedestrian crossed the street in front of the motor vehicle.
A. Right
B. Wrong
Answer：B
13、When a fast-moving vehicle encounters an emergency the driver should turn to evade first and then brake to slow down so as to mitigate the damage.
A. Right
B. Wrong
Answer：B
14、If a motor vehicle deviates from the straight direction due to steering failure, what should be done by the driver in order to reduce speed and stop the vehicle as soon as possible?
A. Gently depressing the brake pedal
B. Pulling up the handbrake
C. Immediately changing to a low gear to reduce speed
D. Decisively and continuously depressing and releasing the brake pedal
Answer：D
15、The sign on the right warns of a bumpy road ahead.
A. Right
B. Wrong
Answer：B
16、If a motor vehicle misses an exit on the expressway, the driver may reverse along the road shoulder.
A. Right
B. Wrong
Answer：B
17、The guide arrow on the road surface of this lane indicates that there is an intersection on the right side of the road.
A. Right
B. Wrong
Answer：B
18、When a motor vehicle turns at an excessively high speed, it can easily slide sideways.
A. Right
B. Wrong
Answer：A
19、When a motor vehicle passes over an inundated road the driver should change to a low gear and pass at a constant speed.
A. Right
B. Wrong
Answer：A
20、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