保山科目四英语电子版
1、What is the function of ABS during emergency braking?
A. Shortening the braking distance
B. Keeping steering capacity of the motor vehicle
C. Relief the braking inertia
D. Controlling directions automatically
Answer：B
2、Motor vehicles are not permitted to change lanes in this position.
A. Right
B. Wrong
Answer：A
3、Which one of the following statements is correct in this situation?
A. Vehicles are prohibited from passing in the lanes on either side
B. Move into the lane on either side at a reduced speed
C. Move into the lane on the right side
D. Move into the lane on either side at an increased speed
Answer：A
4、What should the driver do when the motor vehicle encounters this situation in front of a school?
A. Bypass before the queue
B. Slow down and pass slowly
C. Stop promptly and yield
D. Go through in the spaces between the queues
Answer：C
5、As shown in the flash, the driver?ˉs act is correct.
A. Right
B. Wrong
Answer：B
6、The sign on the right indicates an inspection station 100 meters ahead.
A. Right
B. Wrong
Answer：A
7、If a fast-moving motor vehicle has a steering failure, using emergency braking will not cause an overturn.
A. Right
B. Wrong
Answer：B
8、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
9、Turning on the high-beam is an effective way to improve visibility in fog weather.
A. Right
B. Wrong
Answer：B
10、What should the driver do if he encounters pedestrians in this situation at an intersection?
A. Slow down promptly and stop to yield
B. Sound the horn to warn the pedestrians to yield
C. Speed up and pass in front of the pedestrians
D. Turn on the headlamps to warn the pedestrians to yield
Answer：A
11、Motor vehicles should stop and wait when encountering two red lights flashing alternately at level crossings.
A. Right
B. Wrong
Answer：A
12、Motor vehicle drivers should rush to the top of the slope in this situation.
A. Right
B. Wrong
Answer：B
13、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
14、The driver should speed up to 40 kilometers per hour when he sees this traffic sign.
A. Right
B. Wrong
Answer：B
15、When rescuing a wounded person who has been poisoned by toxic gas, the first measure is to send him to a place with fresh air so that he will not continue to be poisoned.
A. Right
B. Wrong
Answer：A
16、When driving on a muddy road, the driver should hold the steering wheel firmly and speed up to pass through.
A. Right
B. Wrong
Answer：B
17、What should the driver do if he encounters this situation at the intersection when driving straight?
A. Sound the horn to warn the other vehicle to yield
B. Speed up and pass in the front of the vehicle
C. Turn on the headlamp to warn the other vehicle to yield
D. Slow down or stop to yield
Answer：D
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、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
20、The sign on the right indicates the road width ahead is limited to 3 meters.
A. Right
B. Wrong
Answer：A