1、How many kinds of law-breaking acts are displayed in flash 4?
A、One
B、Two
C、Three
D、Four
Answer：C
2、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
3、When steering failure happens suddenly, if the road condition permits straight movement, drivers should not apply emergency braking.
A、Right
B、Wrong
Answer：A
4、Which of the following is a bad driving habit when the vehicle in front is moving slowly in a queue?
A、Cutting in and rushing to pass
B、Not overtaking other vehicles forcefully
C、Stop or pass alternatively
D、Do not occupy on a non-motor vehicle lane
Answer：A
5、The road marker indicates that vehicles are not allowed to make a U-turn at the intersection ahead.
A、Right
B、Wrong
Answer：A
6、The sign on the right warns of a dangerous mountainside road on the left of the road ahead.
A、Right
B、Wrong
Answer：B
7、When encountering a situation like changing to a left lane, motor vehicle drivers should vield.
A、Right
B、Wrong
Answer：A
8、When encountering such pedestrians, what should motor vehicle drivers do?
A、Go ahead along the middle line of the road
B、Continuously sound the horn
C、Speed up and overtake
D、Pay attention to the actions of such pedestrians
Answer：D
9、As shown in the flash, what should the motor vehicle driver do when encountering this situation?
A、Reserve a safe crosswise distance and cut speed
B、Keep a normal speed
C、Use the emergency brake when approaching
D、Speed up and pass rapidly
Answer：A
10、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
11、Motor vehicles on this kind of road are only allowed to overtake the vehicle in front from left.
A、Right
B、Wrong
Answer：A
12、Drivers may turn left when traffic police give these hand signals.
A、Right
B、Wrong
Answer：B
13、Which lamp should be turned on when motor vehicles pass through a road section at night where the street light condition is good?
A、Front and rear fog lamps
B、Low-beam
C、High-beam
D、Hazard lamp
Answer：B
14、Mr. Shi drove a low-speed cargo vehicle (capacity 1.2 tons)with 4.05 tons of cargo. At the spot of 51 kilometers mark by 260 meters on the No. 314 County Road in Ningjin County, the cargo vehicle had a head-on collision with a normally running midsize bus( capacity 11 people and carrying12) from the opposite direction after passing the central line of the road and overtaking the front vehicle in the same direction. As a result of this accident, 10 people were killed and 2 injured. What are the illegal acts in this case?
A、The cargo vehicle carried more cargo than capacity
B、The cargo vehicle illegally overtook other vehicles
C、The bus carried more passengers than capacit
D、The driver of the bus kept driving when tired
Answer：ABC
15、The sign in front indicates a one-kilometer distance from the highway entry.
A、Right
B、Wrong
Answer：A
16、The sign on the right warns of a guarded railway intersection ahead.
A、Right
B、Wrong
Answer：B
17、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
18、Matches, sulfur and red phosphorus belong to which of the following dangerous chemicals?
A、Explosives
B、Oxidizing materials
C、Self-igniting articles
D、Inflammable solid materials
Answer：D
19、Drivers may go ahead when traffic polices posture is like this.
A、Right
B、Wrong
Answer：A
20、When finding a tire burst on the road, the driver should gently depress the brake pedal, reduce speed and stop the vehicle slowly.
A、Right
B、Wrong
Answer：A