保山科目四英语书
1、The stop-and-yield line at the intersection ahead indicates that vehicle drivers should reduce speed and give the right of way to vehicles on the trunk road.
A. Right
B. Wrong
Answer：B
2、The sign on the right warns that the road will narrow over the next 5 kilometers.
A. Right
B. Wrong
Answer：A
3、The sign on the right side indicates that turning left is not permitted at the intersection ahead.
A. Right
B. Wrong
Answer：A
4、When a motor vehicle encounters a group of youngsters bypassing the motor vehicles parking beside the road, the driver should slow down voluntarily and yield.
A. Right
B. Wrong
Answer：A
5、Rescue personnel should check the breath of the unconscious person before applying any other emergency treatment.
A. Right
B. Wrong
Answer：A
6、The sign on the left indicates U-turn is allowed here.
A. Right
B. Wrong
Answer：A
7、When there is a braking failure on a downhill road, what should not be done by the driver?
A. Steering the motor vehicle to the uphill direction
B. Stopping the vehicle by rubbing the vehicle body against the rocks or trees on roadside
C. Driving to the emergency lane and stop the vehicle there
D. Pulling up the stopping brake or change the gear to two positions lower
Answer：D
8、The sign in the red circle indicates that the left road is only for small vehicles.
A. Right
B. Wrong
Answer：B
9、The driver may not yield when the motor vehicle encounters this situation at the intersection.
A. Right
B. Wrong
Answer：B
10、How many kinds of law-breaking acts are displayed in flash 1?
A. One
B. Two
C. Three
D. Four
Answer：B
11、The sign in front indicates a one-way lane after turning left.
A. Right
B. Wrong
Answer：A
12、One day, Mr. Yang drove a large bus with 57 passengers (bus capacity 55 people) from 7 pm to 1 am the following morning. At the spot of 3008 kilometers mark by 110 meters on the No. 050 National Road in Jin Chengjiang District, the bus had a malignant traffic accident caused by front left tire burst, killing 12 people and injuring 22. What is the main illegal act committed by Mr. Yang?
A. Fatigued driving
B. Carrying more passengers than permitted
C. Speeding
D. Misoperation
Answer：AB
13、When evading an emergency, except for being calm, what principle should be held by drivers?
A. Evading people first and then objects
B. Evading objects first and then vehicles
C. Evading vehicles first and then people
D. Evading objects first and then people
Answer：A
14、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
15、The sign on the right warns of a wildlife protection area ahead.
A. Right
B. Wrong
Answer：B
16、The sign on the right warns of a sharp winding road ahead.
A. Right
B. Wrong
Answer：B
17、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
18、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
19、The sign on the right warns of an abrupt slope section ahead.
A. Right
B. Wrong
Answer：A
20、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