1、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
2、Mr Peng drove a heavy semi-trailer tractor with 37.7 tons of cargo(capacity 25 tons). When descending a slope on the Daguang Expressway, the tractor had a rear-end collision with Mr. Li's heavy dump truck ( carrying 3.17 cubes of loess and 24 passengers in the container)occupying the emergency lane. As a result of this accident, 16 people were killed and 13 injured What are the main illegal acts in this case?
A、Mr Peng exceeded the speed limit
B、Mr. Peng's tractor carried more cargo than limited
C、Mr Li illegally drove in the emergency lane
D、Mr. Li's truck illegally carried passengers in the container
Answer：BCD
3、What's the emergency measure to deal with a sudden tire burst on the road?
A、Swiftly braking to slow down
B、Firmly hold the steering wheel and steadily stop the vehicle as early as possible
C、Swiftly turn the steering wheel to adjust the direction
D、Go ahead at a low speed and find a place for tire change
Answer：B
4、Motor vehicle drivers are allowed to overtake on this road section.
A、Right
B、Wrong
Answer：B
5、When driving in thick fog causing poor visibility on the expressway, the driver should apply emergency braking to stop at once.
A、Right
B、Wrong
Answer：B
6、What should be taken note of by drivers in this situation?
A、he motor vehicle(s)on the left side
B、The motor vehicle(s) on the right side
C、The motor vehicle(s) behind
D、The motor vehicle(s)in front
Answer：A
7、Drivers may turn left when traffic police give these hand signals.
A、Right
B、Wrong
Answer：B
8、Crossing the broken white line on the right edge of the road is allowed.
A、Right
B、Wrong
Answer：A
9、What should the driver do if the back wheel slides to the right on a muddy road?
A、Continuously speed up
B、Turn right
C、Turn left
D、Apply emergency brake
Answer：B
10、Having driven a medium passenger vehicle (carrying 27 passengers) to the southern end of Qianling Village of Sidu Town, Mr Xu drove upslope but the vehicle slid backward and dropped from an 80-meter cliff, killing 11 people and injuring 7. Which of the following law-breaking acts did Mr Luo commit?
A、Fatigued driving
B、Drunk driving
C、Exceeding the carrying capacity of the passenger vehicle
D、Speeding
Answer：C
11、How should lamps be used when a motor vehicle meets an oncoming bicycle on a narrow road or a narrow bridge at night?
A、Continuously change between low-beam and high-beam
B、Use clearance lamp
C、Use high-beam
D、Use low-beam
Answer：D
12、The sign in front indicates the distance to highway destination.
A、Right
B、Wrong
Answer：B
13、How many kinds of law-breaking acts are displayed in flash 4?
A、One
B、Two
C、Three
D、Four
Answer：C
14、When braking, side skid or tail swing may occur if the rear wheels are blocked.
A、Right
B、Wrong
Answer：A
15、As shown in this picture, the intersection guide line is designed to help drivers make turns.
A、Right
B、Wrong
Answer：A
16、Motor vehicles can turn right when driving into an intersection with this traffic signal.
A、Right
B、Wrong
Answer：A
17、Sounding the horn on a foggy daY can arouse the attention of the opposite side. After hearing the horn from the opposite side, the driver should also sound their own horn to respond.
A、Right
B、Wrong
Answer：A
18、As shown in the flash, the driver's act is correct.
A、Right
B、Wrong
Answer：B
19、When such circumstances happen suddenly, drivers should reduce speed in a timely fashion or stop to yield.
A、Right
B、Wrong
Answer：A
20、When a motor vehicle leaves an expressway, which of the following lamp should be turned on?
A、The left-turn indicator
B、The right-turn indicator
C、The hazard warning lamp
D、The headlamp
Answer：B
21、What should the driver do when seeing these hand signals?
A、Go straight and pass through the intersection
B、Stop in front of the stop-line and wait
C、Turn left at the intersection
D、Drive at a lower speed at the intersection
Answer：C
22、What should the driver do if he/she wants to turn left at this intersection?
A、Turn left along the straight-going lane
B、Enter the left turn waiting area
C、Enter the straight-moving waiting area
D、Turn left along the left lane
Answer：B
23、When encountering such a situation, the motor vehicle driver should change to the left lane rapidly.
A、Right
B、Wrong
Answer：B
24、What needs attention when a motor vehicle drives on a road covered with ice and snow?
A、Braking length is extended
B、Anti-skating resistance will be greater
C、The adhesive force of the road will be greater
D、The braking length will be shorter
Answer：A
25、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