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 motor vehicle should speed up and pass rapidly under this situation.

A. Right
B. Wrong
Answer: B
3. If a fast-moving motor vehicle has a steering failure, using emergency braking will not cause an overturn.
A. Right
B. Wrong
Answer: B
4. The driver may not change lanes when the motor vehicle turns right at this intersection.

A. Right
B. Wrong
Answer: B
5. The sign on the right warns for disabled people ahead.

A. Right
B. Wrong
Answer: A
6. What should the driver do when the motor vehicle encounters this situation?

A. Overtake immediately
B. Sound the horn continuously to warn
C. Maintain safety distance and overtake
D. Sound horn and speed up to overtake
Answer: C
7. Which is the correct way to use a fire extinguisher?
A. Stand on the leeward side
B. Direct the fire extinguisher at the source of fire
C. Try to approach the source of fire as close as possible
D. Direct the fire extinguisher at the flames
Answer: B
8. When encountering such a situation, the vehicles should cut speed or stop to yield as approaching each other.

A. Right
B. Wrong
Answer: A
9. Which of the following acts are prohibited when passing through a tunnel?
A. Overtaking
B. Stopping
C. Making a U-turn
D. Reversing
Answer: ABCD
10. The marking on the road surface indicates that the speed limit of this road section is 80 km/hour.

A. Right
B. Wrong
Answer: B
11. The marking on the road surface indicates that the speed limit of this road section is 50 km/hour.

A. Right
B. Wrong
Answer: A
12. The sign on the right warns of a dangerous mountainside road on the left of the road ahead.

A. Right
B. Wrong
Answer: B
13. Before setting off, it is necessary to check the driving cabin, engine cabin, external and tires of the motor vehicle.
A. Right
B. Wrong
Answer: A
14. When a gas tanker is leaking heavily, which of the following measures is wrong?
A. Cut off the power
B. Wear gas mask and protect gloves
C. Turn off the valve to stop leaking
D. Evacuate people to the leeward side
Answer: D
15. When a motor vehicle passes over an inundated road the driver should change to a low gear and pass at a constant speed.
A. Right
B. Wrong
Answer: A
16. 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
17. When a collision occurs on the passenger seat side or the impact is relatively small, which of the following methods is incorrect?
A. Firmly holding the steering wheel
B. Stretching both feet forward
C. Jumping out of the vehicle from one side
D. Leaning body backwards against the seat
Answer: C
18. The white zig-zag line on the highway serves as a reference for the speed of a driver.

A. Right
B. Wrong
Answer: B
19. 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
20. 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?ˉs 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?ˉs tractor carried more cargo than limited
C. Mr Li illegally drove in the emergency lane
D. Mr. Li?ˉs truck illegally carried passengers in the container
Answer: BCD