1、In the flash, it is correct for the driver to behave this way when there is a traffic jam caused by an accident on the expressway.?
A、Right
B、Wrong
Answer：B
2、The drivers, loaders and supercargoes responsible for dangerous chemicals transportation should all full understand the chemical characteristics, potential risks, features of the packaging containers and emergency measures for any unexpected accidents.
A、Right
B、Wrong
Answer：A
3、When a motor vehicle moves through water, drivers should intermittently and gently depress the brake pedal in order to restore braking efficiency.
A、Right
B、Wrong
Answer：A
4、When driving on an expressway, what should the driver do if he/she has missed an exit but the next exit is far away?
A、Reverse along the road shoulder
B、Continue on
C、Stop immediately
D、Make a U-turn at the current location
Answer：B
5、As shown in this picture, the vehicles intending to turn left are allowed to drive into the left-turn waiting area directly to wait for the green light.
A、Right
B、Wrong
Answer：B
6、When rescuing a wounded person in coma causing by excessive blood loss, it is necessary to take measures to prevent heat loss.
A、Right
B、Wrong
Answer：A
7、The sign on the right indicates to stop and yield for oncoming vehicles approaching on the road ahead.
A、Right
B、Wrong
Answer：B
8、When encountering this situation, which of the following is the correct way to overtake other vehicles?
A、Turn on high-beam
B、Use high-beam and low-beam alternatively
C、Turn on low-beam
D、Turning on hazard lamp
Answer：B
9、Motor vehicle drivers should use the windscreen wiper when setting off on a rainy day
A、Right
B、Wrong
Answer：A
10、After entering the acceleration lane of an expressway, the driver should increase the speed to how many kilometers per hour?
A、More than 30 km/hour
B、More than 40 km/hour
C、More than 50 km/hour
D、More than 60 km/hour
Answer：D
11、The sign in front indicates a one-kilometer distance from the next left exit.
A、Right
B、Wrong
Answer：B
12、The main impact of muddy roads on safe driving is that the wheels may easily spin and skid
A、Right
B、Wrong
Answer：A
13、After setting off from a roadside, motor vehicle drivers should watch both sides of the road, turn left and drive into the normal lane slowly.
A、Right
B、Wrong
Answer：A
14、When driving, besides paying attention to keeping a safe distance from the vehicle in front, drivers should also be prudent when braking so as to avoid a rear-end collision caused by a vehicle behind.
A、Right
B、Wrong
Answer：A
15、What's the most frequent problem for driving on a muddy road?
A、High resistance force
B、Sideways slide
C、The motor vehicle bumps
D、Steering failure
Answer：B
16、When parking temporarily in this situation, motor vehicle drivers are allowed to turn the steering wheel right to avoid sliding.
A、Right
B、Wrong
Answer：A
17、When encountering this situation on a mountainous road, motor vehicle drivers should overtake the vehicle in front by speeding up.
A、Right
B、Wrong
Answer：B
18、The sign in front indicates the name and number of the highway.
A、Right
B、Wrong
Answer：A
19、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
20、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