1、The sign on the right warns of a dangerous mountainside road on the left of the road ahead.
A、Right
B、Wrong
Answer：B
2、Which of the following is a bad habit when changing lanes?
A、Turning on the indicator in advance
B、Observing closely before changing a lane
C、Change lanes at will
D、Not obstructing the passing of other normally moving vehicles
Answer：C
3、The sign on the right warns of an uneven road ahead.
A、Right
B、Wrong
Answer：A
4、had a head-on collision at the speed of 40 kilometers per hour with Mr. Wangs three-wheeled freight motorcycle carrying 19 passengers, killing10 people nd injuring 9. What are the main illegal acts committed by the two drivers?
A、Mr Ye drove an unpermitted vehicle type
B、Mr. Wang drove a freight motorcycle to carry passengers
C、Mr Ye exceeded the speed limit
D、Mr. Wang failed to follow the guidance of the traffic signal lights
Answer：BC
5、As shown in the flash, when overtaking a vehicle in front, the driver should make the horizontal distance as large as possible and may cross the solid line if necessary.
A、Right
B、Wrong
Answer：B
6、In rain, the most effective way to avoid the danger arising from "water slide" is to drive at high speed
A、Right
B、Wrong
Answer：B
7、When the tire pressure is too low, what will happen if the tire changes its shape in waves and increases in temperature due to fast movement?
A、Unstable tire pressure
B、Even lower tire pressure
C、Driving resistance increases
D、Tire burst
Answer：D
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、If a motor vehicle misses an exit on the expressway, the driver may reverse along the road shoulder.
A、Right
B、Wrong
Answer：B
10、As shown in this picture, the vehicles intending to turn left are not allowed to drive into left-turn waiting area directly to wait for green light.
A、Right
B、Wrong
Answer：B
11、When carrying a wounded person in a coma, rescue personnel should try to let the unconscious person remain in the supine position.
A、Right
B、Wrong
Answer：B
12、The sign in front indicates that the highway entry is on the right side of the road.
A、Right
B、Wrong
Answer：B
13、When a motor vehicle passes over an inundated road drivers should change to a high gear and pass rapidly.
A、Right
B、Wrong
Answer：B
14、After a motor vehicle falls into water, the driver should immediately close the windows to prevent water from flowing into the compartment and to keep the air from flowing out. At the same time, he/she should make calls to tell the rescue personnel the place of the accident and wait for their arrival.
A、Right
B、Wrong
Answer：B
15、When driving on road sections where safe sight distance is affected, such as the top of a ramp, what should drivers do to ensure safety?
A、Rush through
B、Use hazard lamp
C、Cut speed and sound the horn
D、Drive at will
Answer：C
16、The sign in front indicates the distance to highway destination.
A、Right
B、Wrong
Answer：B
17、The sign on the right indicates that sounding the horn is prohibited here.
A、Right
B、Wrong
Answer：B
18、A motor vehicle should not pass the level crossing rapidly in this situation.
A、Right
B、Wrong
Answer：A
19、The sign on the right warns to keep a safe distance on the road ahead.
A、Right
B、Wrong
Answer：B
20、Mr. Qi drove a large bus with 28 passengers(capacit 55 people). When arriving at an intersection without any traffic signals from south to north at a speed of 50 kilometers per hour, the bus had a side collision with Mr. Li's heavy semi-trailer tractor (capacity 40 tons and carrying 55.2 tons) running from east to west. As a result of this accident, 12 people were killed and 17 injured. What are the main illegal acts in this case?
A、The bus carried more passengers than capacity
B、The bus exceeded the speed limit
C、The tractor carried more cargo than capacity
D、The driver of the tractor was inexperienced
Answer：BC