保山英文驾考科目四
1、When rescuing a wounded person who has been poisoned by toxic gas, which of the following measures should be taken first?
A. Prevent heat loss
B. Bring him to a place with fresh air
C. Give him artificial respiration
D. Depress the heart over the chest
Answer：B
2、Motor vehicle drivers may make a U-turn in the broken line area as long as it will not affect the normal traffic flow.
A. Right
B. Wrong
Answer：A
3、When finding a tire suddenly burst on the road, the driver should firmly hold the steering wheel with both hands to ensure the vehicle goes straight.
A. Right
B. Wrong
Answer：A
4、The distance-ascertaining section of an expressway is used for the drivers to ascertain the safety distance when the speed is 100 kilometers per hour.
A. Right
B. Wrong
Answer：A
5、Motor vehicles should stop and wait when encountering two red lights flashing alternately at level crossings.
A. Right
B. Wrong
Answer：A
6、This sign indicates the traffic broadcast and radio television channel of highway.
A. Right
B. Wrong
Answer：B
7、When a motor vehicle approaches the exit of a tunnel the driver should firmly hold the steering wheel to prevent any harmful effects of a strong side wind.
A. Right
B. Wrong
Answer：A
8、When a bus encounters an unexpected situation or an accident, the driver should do his best to minimize the loss and should never cause a secondary accident or even greater loss for the sake of avoiding danger.
A. Right
B. Wrong
Answer：A
9、When the electric equipment and gasoline of a motor vehicle catches fire, the driver may extinguish the fire with water.
A. Right
B. Wrong
Answer：B
10、The sign on the left indicates U-turn is allowed here.
A. Right
B. Wrong
Answer：A
11、Motor vehicle drivers are allowed to overtake on this road section.
A. Right
B. Wrong
Answer：B
12、Which of the following measures should be taken first when rescuing a wounded person suffering blood loss?
A. Observe
B. Dress the wounds
C. Stop bleeding
D. Inquire
Answer：C
13、The guide arrow on the road surface of this lane indicates that drivers are only permitted to continue straight at the intersection ahead.
A. Right
B. Wrong
Answer：B
14、What should the driver do when a motor vehicle encounters this situation on a mountain road?
A. Stick to respective lanes and speed up to approach each other
B. Drive close to the central line of the road
C. Retain the normal speed
D. Slow down
Answer：D
15、Under such circumstances, what should motor vehicle drivers do?
A. Guard against the sideslip of motor vehicles
B. Guard against the crossing of pedestrians
C. Speed up and pass through as quickly as possible
D. Continuously sound the horn
Answer：B
16、The crosswalk of the intersection warns that pedestrians have priority.
A. Right
B. Wrong
Answer：A
17、What should motor vehicle drivers do under the circumstances shown in the flash?
A. Reduce speed or stop to yield
B. Sound the horn to warn the pedestrians to yield
C. Pass before the pedestrians
D. Immediately change to another lane to bypass the pedestrians
Answer：A
18、When encountering this situation at the gate of a school, the driver should prepare to stop.
A. Right
B. Wrong
Answer：A
19、The sign on the right warns of a narrowed road on both sides ahead.
A. Right
B. Wrong
Answer：B
20、When the windscreen of a motor vehicle on the highway is cracked by flying rocks or debris which makes visibility poor, the driver should reduce speed gradually, turn on the hazard warning lamps, drive to a place where it will not obstruct the traffic flow and stop there.
A. Right
B. Wrong
Answer：A