佳木斯科目四英语电子版
1、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
2、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
3、The sign on the right warns of a dangerous mountainside road on the left of the road ahead.
A. Right
B. Wrong
Answer：B
4、On a mountain road, what should the driver do in this situation?
A. Drive on the left and speed up to bypass
B. Stop to observe and pass slowly
C. Observe closely and pass as soon as possible
D. Sound the horn several times and pass slowly
Answer：C
5、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
6、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
7、Drivers needn?ˉt yield to pedestrians who display such behavior.
A. Right
B. Wrong
Answer：B
8、When disembarking, what should be done by drivers in order to keep safe?
A. Opening the door and disembarking immediately after stopping
B. Observing the traffic situation ahead
C. Opening the door first and then observing the situation beside and behind the vehicle
D. Observing the situation beside and behind the vehicle before opening the door slowly
Answer：D
9、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
10、Under such circumstances, motor vehicle drivers should reduce speed by the right side swiftly and yield.
A. Right
B. Wrong
Answer：A
11、Matches, sulfur and red phosphorus belong to which of the following dangerous chemicals?
A. Explosives
B. Oxidizing materials
C. Self-igniting articles
D. Inflammable solid materials
Answer：D
12、If a fast moving vehicle has a steering failure, using emergency braking can easily cause an overturn.
A. Right
B. Wrong
Answer：A
13、When a motor vehicle falls into water and the side door cannot be opened, which of the following methods is correct for self-rescue?
A. Smash the window glass
B. Close the windows
C. Make calls for help
D. Try to open the door with a tool
Answer：A
14、The diamond-shaped broken line warns that drivers should drive at a lower speed on the road sections ahead.
A. Right
B. Wrong
Answer：A
15、The broken white line on the right side of the road indicates that drivers are allowed to change lanes by crossing the line.
A. Right
B. Wrong
Answer：A
16、The sign on the left indicates the destinations of two highway directions
A. Right
B. Wrong
Answer：A
17、The guide arrow on the road surface of this lane indicates that only U-turns are permitted at the intersection ahead.
A. Right
B. Wrong
Answer：B
18、When driving in thick fog causing poor visibility on the expressway, the driver should apply emergency braking to stop at once.
A. Right
B. Wrong
Answer：B
19、When a motor vehicle encounters an accident on an expressway, the driver and all passengers should not get off the vehicle and walk around at will.
A. Right
B. Wrong
Answer：B
20、When driving a motor vehicle equipped with power steering, the driver should firmly hold the steering wheel and drive slowly if he suddenly finds that steering is difficult.
A. Right
B. Wrong
Answer：B