保山科目四英语书
1、The sign on the right warns for children on the section ahead.
A. Right
B. Wrong
Answer：A
2、The sign on the right indicates that the number of the lanes ahead will increase.
A. Right
B. Wrong
Answer：B
3、When reversing in this condition, in which of the following ways can motor vehicle drivers keep safe?
A. Reverse at a lower speed
B. Voluntarily stop and yield
C. Continuously sound the horn to alert
D. Reverse in a clockwise direction
Answer：B
4、Unless stopping due to obstacles or vehicle breakdown on an expressway, motor vehicles are not allowed to stop to pick up or drop off people or load and unload cargo.
A. Right
B. Wrong
Answer：A
5、When driving on an expressway, which of the following statements is not correct?
A. Drivers are not allowed to drive by riding or rolling on the lane dividing line
B. Drivers are prohibited from driving on road shoulders
C. Drivers may overtake on the ramp, the acceleration lane or the deceleration lane
D. Drivers are prohibited from learning to drive
Answer：C
6、The sign in front is an advance announcement of the directions led by this intersection.
A. Right
B. Wrong
Answer：A
7、How should lamps be used by the motor vehicle driver who follows a vehicle on a road section where the street light condition is good?
A. Turn off the headlamp
B. Use high-beam
C. Turn off all lamps
D. Use low-beam
Answer：D
8、Which is the wrong measure to avoid tire burst?
A. Reduce tire pressure
B. Check tires regularly
C. Remove foreign matters from the tire tread grooves timely
D. Replace tires that have cracks or deep cuts
Answer：A
9、After a traffic accident, what is the most effective measure to prevent secondary accidents?
A. Evacuate all passengers
B. Turn on the hazard lamps
C. Mark the original place of the injured persons
D. Properly place the danger warning sign
Answer：ABD
10、When fixing the unexposed bones in position, it is necessary to exceed the upper and lower joints of the wounded body part.
A. Right
B. Wrong
Answer：A
11、The broken white reflective line on the road warns that drivers should drive at a lower speed on the road section ahead.
A. Right
B. Wrong
Answer：A
12、What should the driver do when the motor vehicle passes a flyover?
A. Speed up and pass rapidly
B. Keep the speed under 15 km/hour
C. Drive at the speed indicated by the traffic sign
D. Drive close to the central line of the flyover
Answer：C
13、The marking on the road surface indicates that the speed limit of this road section is 50 km/hour.
A. Right
B. Wrong
Answer：A
14、When a wounded person suffering burns is thirsty, he should only drink plain boiled water.
A. Right
B. Wrong
Answer：B
15、The leading cause of this accident is that the driver failed to make sure that it was safe to reverse before doing so.
A. Right
B. Wrong
Answer：A
16、The sign on the right warns of no passing due to collapse on the road ahead.
A. Right
B. Wrong
Answer：B
17、In the condition of low visibility, drivers should turn on the low-beam when setting off
A. Right
B. Wrong
Answer：A
18、The sign on the left indicates that drivers should stop to take a pass card at the toll station ahead.
A. Right
B. Wrong
Answer：A
19、The sign on the right warns that there are vehicles converging into the intersection on the right.
A. Right
B. Wrong
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