大同科目四英语电子版
1、The sign on the right warns of a continuous downhill section ahead.
A. Right
B. Wrong
Answer：B
2、When extinguishing a fire, the driver should refrain from breathing through mouth or crying loudly Otherwise, the fire and smoke will scorch the upper respiratory tract.
A. Right
B. Wrong
Answer：A
3、Before a motor vehicle enters a tunnel, the driver should adjust the speed in accordance with the indication of the traffic sign at the entrance of the tunnel.
A. Right
B. Wrong
Answer：A
4、When there is a braking failure, the driver should first control the direction and then try to control the speed.
A. Right
B. Wrong
Answer：A
5、If a fast moving vehicle has a steering failure, using emergency braking can easily cause an overturn.
A. Right
B. Wrong
Answer：A
6、What should the driver do to ensure the motor vehicle passes the level crossing safely?
A. Change to neutral gear and slide over
B. Switch to low gear after entering the level crossing
C. Decelerate and lower the gear before entering the level crossing
D. Stop and observe inside the level crossing
Answer：C
7、The broken yellow line in the center of the road indicates that bypassing by crossing the line is prohibited in any condition.
A. Right
B. Wrong
Answer：B
8、Gun powder, explosives and detonating powder belong to which of the following dangerous chemicals?
A. Oxidizing materials
B. Inflammable solid materials
C. Explosives
D. Self-igniting articles
Answer：C
9、As shown in the flash, the actions of the driver are correct.
A. Right
B. Wrong
Answer：B
10、When rescuing a wounded person suffering from bone fracture, which of the following should be kept in mind?
A. Immediately send him/her to the hospital on a stretcher
B. Properly change the original posture when the injured person wounded
C. Dress the fracture with a bandage
D. Do not move the fractured body-part
Answer：D
11、What should the driver do when seeing these hand signals?
A. Turn left at the intersection
B. Stop and wait
C. Go straight at the intersection
D. Drive to the waiting area for turning left
Answer：B
12、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
13、The sign on the right warns of traffic signals ahead.
A. Right
B. Wrong
Answer：A
14、Under the circumstances shown in the flash, what should the driver do?
A. Find a chance to overtake the vehicle in front
B. Weave through motor vehicles ahead and pass
C. Reduce speed, stop, and wait in line
D. Sound the horn to urge vehicles in front
Answer：C
15、When two vehicles approach each other on a foggy day, what is the best method of safe driving?
A. Turn on the high-beam
B. Slowdown and maintain a large safety distance
C. Turn on the low-beam
D. Turn on the fog lamp
Answer：B
16、The sign on the right warns of no passing on either side of the road ahead.
A. Right
B. Wrong
Answer：B
17、The circle in the center of the intersection indicates that drivers should drive along the inner side when making a small left turn.
A. Right
B. Wrong
Answer：A
18、The sign in front indicates that vehicles except large passenger vehicles are not allowed to drive on the right lane.
A. Right
B. Wrong
Answer：B
19、Drivers may go straight and pass through when trafficpolice give these hand signals
A. Right
B. Wrong
Answer：B
20、When the vehicle behind gives a notice of overtaking at night, the vehicle in front should not yield blindly.
A. Right
B. Wrong
Answer：A