1、Mr. He drove his large bus with 53 passengers (permitted carrying capacity 47) to 454 km mark by 100m along the Yining-hefei Expressway in Nanjing jurisdiction, where he was tailgated by a heavy-type semitrailer tractor. The bus left the road, breaking through the guardrail and catching fire. 17 people were killed and 27 injured. Which of the following law-breaking acts did Mr. He commit?
A、Speeding
B、Exceeding the carrying capacity of the motor bus
C、Driving a motor vehicle overdue for annual inspection
D、Improper operation
Answer：B
2、Which one of the following vehicle types is not allowed to pass, as indicated by the right-hand sign?
A、Large trucks
B、Large buses
C、Motor vehicles of all kinds
D、Small vans
Answer：C
3、The sign on the right warns of three or more winding roads ahead.
A、Right
B、Wrong
Answer：B
4、If a motor vehicle breaks down or causes a traffic accident on the expressway and cannot run normally the vehicle may be towed by any accompanying motor vehicles.
A、Right
B、Wrong
Answer：B
5、When driving a motor vehicle into a traffic flow, drivers should not hold up other vehicles.
A、Right
B、Wrong
Answer：A
6、The sign in front indicates a one-way lane after turning left.
A、Right
B、Wrong
Answer：A
7、When making a turn on a mountainous road, drivers should cut speed, sound the horn and drive along the right side.
A、Right
B、Wrong
Answer：A
8、What should be taken note of by drivers in this situation?
A、he motor vehicle(s)on the left side
B、The motor vehicle(s) on the right side
C、The motor vehicle(s) behind
D、The motor vehicle(s)in front
Answer：A
9、What's the meaning of the sign on the right?
A、Long-time parking permitted
B、Temporary parking permitted
C、Long waiting for passengers permitted
D、No parking
Answer：B
10、How many kinds of law-breaking acts are displayed in flash 1?
A、One
B、Two
C、Three
D、Four
Answer：B
11、When driving on a road covered with ice and snow, drivers tend to encounter glare caused by reflection of light rays from the road surface.
A、Right
B、Wrong
Answer：A
12、When a motor vehicle encounters an accident on an expressway, the driver and all passengers should not get off the vehicle and walk around at will.
A、Right
B、Wrong
Answer：B
13、This sign warns to bypass from either side to avoid roadblock.
A、Right
B、Wrong
Answer：A
14、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
15、The sign on the right warns for disabled people ahead.
A、Right
B、Wrong
Answer：A
16、What should the driver do when seeing these hand signals?
A、Turn left at the intersection
B、Stop and wait
C、Go straight at the intersection
D、Drive to the waiting area for turning left
Answer：B
17、Under such circumstances, motor vehicles are not allowed to overtake.
A、Right
B、Wrong
Answer：A
18、What should the driver do upon finding that one ofthe right tires is leaking while driving?
A、Brake swiftly to slow down
B、Brake slowly to slow down
C、Turn to the left side swiftly
D、Apply emergency braking
Answer：B
19、When driving in a heavy rain, drivers should contro their speed to prevent their vehicles from sliding.
A、Right
B、Wrong
Answer：A
20、When the motor vehicle stops on a downhill section how should the driver use the foot brake?
A、Earlier than on a level road
B、Later than on a level road
C、As timely as on a level road
D、Gently depress the foot brake pedal
Answer：A