乐山英语科目四试题和答案
1、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
2、Which of the following is an inflammable solid material?
A. Matches
B. Gun powder
C. Calcium carbide
D. Explosives
Answer：A
3、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
4、If a motor vehicle experiences a "water sliding" phenomenon when running on an expressway in rain, what should the driver do?
A. Slow down by suddenly depressing the brake pedal
B. Slow down by slowly releasing the accelerator pedal
C. Turn the steering wheel immediately to adjust the direction
D. Speed up to increase the displacement of the wheels
Answer：B
5、Which of the following is a safe way for motor vehicles to pass the intersection marked with this sign?
A. Stop and observe the traffic situation around the intersection
B. Approach the intersection by speeding up
C. Observe the traffic situation on the left rear side
D. Approach the intersection at a reduced speed
Answer：D
6、In this driving condition, drivers should turn on the high-beam when setting off.
A. Right
B. Wrong
Answer：B
7、When driving on road sections where safe sight distance is affected, such as the top of a ramp, what should drivers do to ensure safety?
A. Rush through
B. Use hazard lamp
C. Cut speed and sound the horn
D. Drive at will
Answer：C
8、When driving on a road covered with ice and snow drivers should not use the emergency brake but can apply a sharp turn.
A. Right
B. Wrong
Answer：B
9、The guide arrow on the road surface of this lane indicates that drivers are only permitted to continue straight at the intersection ahead.
A. Right
B. Wrong
Answer：B
10、The driver may turn right directly at this intersection.
A. Right
B. Wrong
Answer：B
11、When finding a tire burst on the road, the driver should use emergency braking while controlling the direction of the vehicle at the same time to stop the vehicle quickly.
A. Right
B. Wrong
Answer：B
12、After a motor vehicle enters the ramp from an expressway, it should reduce its speed below the prescribed speed limit.
A. Right
B. Wrong
Answer：A
13、Rescue personnel should check the breath of the unconscious person before applying any other emergency treatment.
A. Right
B. Wrong
Answer：A
14、Which of the following acts are prohibited when passing through a tunnel?
A. Overtaking
B. Stopping
C. Making a U-turn
D. Reversing
Answer：ABCD
15、The driver may not yield when the motor vehicle encounters this situation at the intersection.
A. Right
B. Wrong
Answer：B
16、When seeing this sign, the driver should slow down promptly.
A. Right
B. Wrong
Answer：A
17、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
18、Mr. Tang drove a large bus with 74 passengers (capacity 30 people). When descending a long curving slope at a speed of 38 kilometers per hour, the bus overturned to a brook beside the road. As a result of the accident, 17 people were killed and 57 people injured. What is the main illegal act committed by Mr. Tang?
A. Driving after drinking
B. Carrying more passengers than permitted
C. Fatigued driving
D. Speeding
Answer：BD
19、What should drivers do when encountering a rainstorm on a common road and the windscreen-wiper fails to make sight clear?
A. Drive at a reduced speed
B. Drive carefully
C. Cut speed in time and pull over
D. Drive at a normal speed
Answer：C
20、Under such circumstances, the motor vehicle is allowed to overtake.
A. Right
B. Wrong
Answer：B