保山科目四英语书
1、The sign on the right warns of three or more winding roads ahead.
A. Right
B. Wrong
Answer：B
2、When a motor vehicle deviates from the normal direction due to steering failure, what should the driver do?
A. Immediately steer and adjust
B. Reduce speed and stop the vehicle as early as possible
C. Steer to the side where there is no obstacle to evade
D. Steer to the side where there is an obstacle to evade
Answer：B
3、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
4、When driving into the traffic flow on a main road from a relief road, drivers should speed up.
A. Right
B. Wrong
Answer：B
5、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
6、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
7、When a motor vehicle moves through water, drivers should intermittently and gently depress the brake pedal in order to restore braking efficiency.
A. Right
B. Wrong
Answer：A
8、When a motor vehicle breaks down on a mountain road, what should the driver do?
A. Park on a downhill section
B. Park on an uphill section
C. Park on a gentle section of the mountain road
D. Park on the crest of a slope
Answer：C
9、What should the driver do upon seeing this sign?
A. Slow down, look and pass slowly
B. Sound the horn to drive them away
C. Go through from the spaces between animals
D. Drive slowly and drive them away from the motor vehicle
Answer：A
10、When rescuing a person sustaining full-body burns the rescue personnel may spray cool water to his body to put out the fire.
A. Right
B. Wrong
Answer：A
11、When driving on an expressway, drivers should not frequently change lanes.
A. Right
B. Wrong
Answer：A
12、The motor vehicle should slow down and pass slowly in this situation.
A. Right
B. Wrong
Answer：A
13、Drivers are not allowed to cross these lane-dividing lines when overtaking in the same direction.
A. Right
B. Wrong
Answer：A
14、A correct measure to avoid tire burst of motor vehicles is to lower the tire pressure.
A. Right
B. Wrong
Answer：B
15、The driver should turn left by the left side of the intersection central point.
A. Right
B. Wrong
Answer：A
16、Which one of the following measures is correct when a motor vehicle intends to overtake but the vehicle in front refuses to yield?
A. Use a long-sounding horn
B. Follow the vehicle in front while turning high-beam
C. Wait for it to yield while keeping a safe distance
D. Use high-beam and low-beam alternatively
Answer：C
17、Which one of the following measures is correct when a motor vehicle encounters this situation at night?
A. Keep driving at a normal speed
B. Drive at an increased speed to avoid light
C. Cut speed or stop to yield
D. Turn on high-beam to reject
Answer：C
18、If a motor vehicle has an accident on a foggy day and stops on an expressway, which of the following acts is dangerous?
A. Leaving the motor vehicle as soon as possible
B. Standing outside the guardrail as much as possible
C. Turning on the hazard lamp and fog lamp
D. Placing a warning sign behind the vehicle in the oncoming direction
Answer：D
19、Which one of the following is a safe way for motor vehicles to pass an intersection marked with this sign?
A. Stopping and observing the traffic situation around the intersection
B. Approaching the intersection by speeding up
C. Approaching the intersection at a reduced speed
D. Observing the traffic situation on the left rear side
Answer：A
20、This sign warns to bypass from the right side to avoid the roadblock.
A. Right
B. Wrong
Answer：B