保山科目四英语书
1、The sign on the right is an advance announcement of the highway destination.
A. Right
B. Wrong
Answer：B
2、Which of the following measures is correct for rescuing a person sustaining full-body burns?
A. Cover the fire with sandy soil
B. Spray cool water to his body
C. Put out the fire by extinguisher
D. Help to remove the burning clothes
Answer：B
3、The guide arrow on the road surface of this lane indicates that there is an intersection on the right side of the road.
A. Right
B. Wrong
Answer：B
4、The sign on the right warns of a widened right-hand road ahead.
A. Right
B. Wrong
Answer：B
5、The sign on the right warns of a village or town ahead suggesting a 30km/hour speed.
A. Right
B. Wrong
Answer：A
6、When encountering a school bus which stops at the right roadside and students are embarking or disembarking, and there are two motor vehicle lanes in each direction, motor vehicle drivers on the left lane behind the bus should stop and wait.
A. Right
B. Wrong
Answer：A
7、The driver should yield to other non-motor vehicles when the motor vehicle turns right at this Intersection.
A. Right
B. Wrong
Answer：A
8、Which of the following is a basic requirement for rescuing the injured at the scene of a traffic accident?
A. Treat wounds first and safe life later
B. Save life first and treat wounds later
C. Help lightly wounded persons first
D. Help seriously wounded persons later
Answer：B
9、When driving on a muddy road, what should the driver do?
A. Try to avoid using the foot brake
B. Drive slowly in mid or low gear
C. Firmly hold the steering wheel
D. Speed up and pass through
Answer：ABC
10、When a motor vehicle catches fire, the driver should swiftly turn off the engine and open the hood to extinguish the fire.
A. Right
B. Wrong
Answer：B
11、What should the driver do to follow other motor vehicles on a mountain road?
A. Closely follow the vehicle in front
B. Increase the safety distance
C. Reduce the vertical distance between vehicles
D. Try to overtake the vehicle in front as soon as possible
Answer：B
12、The sign on the right warns of an abrupt slope section ahead.
A. Right
B. Wrong
Answer：A
13、In which ones of the following ways can motor vehicle drivers effectively prevent braking failure?
A. Maintaining the braking system periodically
B. Checking the free brake pedal travel before driving
C. Using the braking system correctly to avoid brake-fade
D. For vehicles with hydraulic braking system, checking if the brake fluid leaks before driving
Answer：ABCD
14、The sign on the right indicates a bypass route at the intersection ahead.
A. Right
B. Wrong
Answer：A
15、The sign on the right side warns of an abrupt downhill section ahead.
A. Right
B. Wrong
Answer：B
16、Motor vehicles are not permitted to change lanes in this position.
A. Right
B. Wrong
Answer：A
17、When a motor vehicle temporarily stops in fog, which lamp should be turned on?
A. Hazard lamp, clearance lamp and rear position lamp
B. Left-turn indicator, clearance lamp and rear position amp
C. Headlamp, clearance lamp and rear position lamp
D. Reverse lamp, clearance lamp and rear position lamp
Answer：A
18、The sign on the right indicates that the vehicle should yield to the oncoming traffic as approaching each other.
A. Right
B. Wrong
Answer：B
19、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
20、In the flash, it is correct for the driver to behave this way when there is a traffic jam caused by an accident on the expressway.
A. Right
B. Wrong
Answer：B