惠州科目四英语pdf
1、Under such circumstances, what should motor vehicle drivers do?
A. Follow the vehicle closely
B. Overtake the vehicle quickly on its left
C. Keep a long braking distance
D. Overtake the vehicle quickly on its right
Answer：C
2、The drivers, loaders and supercargoes responsible for dangerous chemicals transportation should all full understand the chemical characteristics, potential risks, features of the packaging containers and emergency measures for any unexpected accidents.
A. Right
B. Wrong
Answer：A
3、The sign on the right warns of a continuous downhill section ahead.
A. Right
B. Wrong
Answer：B
4、The sign on the right indicates that the speed limit of 40km/hour is lifted on the road ahead.
A. Right
B. Wrong
Answer：A
5、The sign in front indicates that vehicles except large passenger vehicles are not allowed to drive on the right lane.
A. Right
B. Wrong
Answer：B
6、When driving a motor vehicle into a traffic flow, drivers should not hold up other vehicles.
A. Right
B. Wrong
Answer：A
7、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
8、When braking, the steering will become impossible if the front wheels are blocked
A. Right
B. Wrong
Answer：A
9、When the engine suddenly stalls on the road and cannot be restarted, the driver should pull over in a timely fashion and identify the cause of the stalling.
A. Right
B. Wrong
Answer：A
10、Crossing the broken white line on the right edge of the road is allowed.
A. Right
B. Wrong
Answer：A
11、When putting out a fire disaster that gives out corrosive steam or poisonous gas, the firefighters should wear gas masks and other related protective articles and operate from the windward side.
A. Right
B. Wrong
Answer：A
12、When the windscreen of a motor vehicle on the highway is cracked by flying rocks or debris which makes visibility poor, the driver should reduce speed gradually, turn on the hazard warning lamps, drive to a place where it will not obstruct the traffic flow and stop there.
A. Right
B. Wrong
Answer：A
13、When a motor vehicle accidentally hits a guardrail of a highway, the driver should stabilize and adjust the steering wheel properly, and refrain from turning the steering wheel drastically.
A. Right
B. Wrong
Answer：A
14、When a motor vehicle breaks down and has to be stopped on the highway, what should the driver do?
A. Set up a breakdown warning sign 150 meters behind the vehicle
B. Set up a breakdown warning sign 100 meters behind the vehicle
C. If it happens at night, turn on the clearance lamp and rear position lamp
D. Turn on the hazard lamps
Answer：ACD
15、The sign on the left indicates no U-turn at the intersection ahead.
A. Right
B. Wrong
Answer：A
16、Which is the correct way to use a fire extinguisher?
A. Stand on the leeward side
B. Direct the fire extinguisher at the source of fire
C. Try to approach the source of fire as close as possible
D. Direct the fire extinguisher at the flames
Answer：B
17、The sign on the right warns of a guarded crossing 150 meters ahead.
A. Right
B. Wrong
Answer：B
18、Before driving, it is necessary to check whether the cooling liquid, engine oil and fuel oil, are leaking.
A. Right
B. Wrong
Answer：A
19、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
20、When driving on an expressway in rain, the driver should slow down to avoid steering failure arising from "water slide"
A. Right
B. Wrong
Answer：A