1. 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
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. Motor vehicles on this kind of road are only allowed to overtake the vehicle in front from left.

A. Right
B. Wrong
Answer: A
4. A motor vehicle may stop and yield if it encounters any problem when changing to the driving lane from an acceleration lane.
A. Right
B. Wrong
Answer: B
5. It is an illegal act for the driver to make calls while driving.
A. Right
B. Wrong
Answer: A
6. Which of the following is a basic requirement for rescuing the injured at the scene of a traffic accident?
A. Treat wounds first and safe life later
B. Save life first and treat wounds later
C. Help lightly wounded persons first
D. Help seriously wounded persons later
Answer: B
7. 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
8. 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
9. When leaving an expressway, drivers should enter the ramp after slowing down in the deceleration lane.
A. Right
B. Wrong
Answer: A
10. Motor vehicles should stop and wait when encountering two red lights flashing alternately at level crossings.

A. Right
B. Wrong
Answer: A
11. Which lamp should be used when motor vehicles pass through an intersection at night where there is no traffic light signal?
A. High-beam
B. Low-beam
C. Hazard lamps
D. High-beam and low-beam should be used alternatively
Answer: D
12. When a tire suddenly bursts on the road, the driver should violently depress the brake pedal to reduce speed and stop the vehicle.
A. Right
B. Wrong
Answer: B
13. The guide arrow on the road surface of this lane indicates that only left turns are permitted at the intersection ahead.

A. Right
B. Wrong
Answer: A
14. When driving in thick fog causing poor visibility on the expressway, the driver should apply emergency braking to stop at once.
A. Right
B. Wrong
Answer: B
15. When a tire bursts suddenly on the road, the driver should refrain from violently depressing the brake pedal in panic. Instead, he should try his best to change to a low gear and use engine braking to reduce the speed of the vehicle.
A. Right
B. Wrong
Answer: A
16. The sign on the right side indicates no entry for all vehicles.

A. Right
B. Wrong
Answer: A
17. The sign on the right indicates that vehicles from the primary road have priority.

A. Right
B. Wrong
Answer: A
18. If the road condition behind is good, motor vehicle drivers should reverse rapidly.
A. Right
B. Wrong
Answer: B
19. When braking, side skid or tail swing may occur if the rear wheels are blocked.
A. Right
B. Wrong
Answer: A
20. What should be done by the driver who intends to overtake but the motor vehicle in front neither reduces its speed nor allows the right of way?
A. Continuously sounding the horn and accelerating to overtake
B. Accelerating and continuing to overtake
C. Refraining from overtaking
D. Following the vehicle in front closely and finding a chance to overtake
Answer: C