1、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
2、The sign in front is an advance announcement of the directions led by this intersection.
A、Right
B、Wrong
Answer：A
3、The leading cause of this accident is that the driver failed to make sure that it was safe to reverse before doing so.
A、Right
B、Wrong
Answer：A
4、What should the driver pay attention to when the motor vehicle passes a school?
A、Observe the traffic signs and markings
B、Slow down and pass slowly
C、Prohibited from sounding the horn
D、Pass rapidly
Answer：ABC
5、The sign on the right warns of a widened left-hand road ahead.
A、Right
B、Wrong
Answer：B
6、When a motor vehicle approaches the exit of a tunnel the driver should firmly hold the steering wheel to prevent any harmful effects of a strong side wind.
A、Right
B、Wrong
Answer：A
7、When there is bleeding at the bone fracture of a wounded person, the first thing to do is to fix the wounded part in position, then stop the bleeding and dress the wound.
A、Right
B、Wrong
Answer：B
8、When parking for a long time on a downward slope due to breakdown on the road, drivers should use this method to stop up wheels.
A、Right
B、Wrong
Answer：A
9、When a motor vehicle equipped with ABS makes an emergency brake, the driver can tread the brake pedal heavily.
A、Right
B、Wrong
Answer：A
10、When running on an expressway with three lanes in each direction, which one of the following lanes is not appropriate for the motor vehicle to use if its speed ranges between 90 kilometers per hour and 110 kilometers per hour?
A、The far left lane
B、The middle lane
C、The far right lane
D、Any lane
Answer：A
11、At 13: 10 pm, Mr Luo set out in his medium bus from 0 km mark on the highway, and by 14: 10 had passed the 125km mark by 200 meters, he caused a rear-end collision with a motor vehicle that ran into the side slope on the southwest side, killing 11 people and injuring 2. Which of the following law-breaking acts did Mr. Luo commit?
A、Speeding
B、Driving not in accordance with traffic markings
C、Exceeding carrying capacity
D、Fatigued driving
Answer：A
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、The sign on the right warns of a guarded railway crossing 100 meters ahead.
A、Right
B、Wrong
Answer：B
14、These traffic police signals indicate that passing is prohibited.
A、Right
B、Wrong
Answer：A
15、The driver should pay attention to the left side when the motor vehicle passes this intersection.
A、Right
B、Wrong
Answer：B
16、When a bus encounters an unexpected situation or an accident, the driver should do his best to minimize the loss and should never cause a secondary accident or even greater loss for the sake of avoiding danger.
A、Right
B、Wrong
Answer：A
17、When driving on a road covered with ice and snow, the motor vehicle may spin or slide when increasing the speed urgently, due to the loss of vehicle stability.
A、Right
B、Wrong
Answer：A
18、When removing a wounded person suffering spinal fracture, the rescuer should never help the wounded person to walk. He may be carried away with a soft stretcher.
A、Right
B、Wrong
Answer：B
19、If a fast-moving motor vehicle has a steering failure, using emergency braking will not cause an overturn.
A、Right
B、Wrong
Answer：B
20、The sign on the right side warns of an abrupt downhill section ahead.
A、Right
B、Wrong
Answer：B