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、Drivers are not allowed to cross these lane-dividing lines when overtaking in the same direction.
A、Right
B、Wrong
Answer：A
3、When encountering a road like this, motor vehicle drivers should downshift in advance to maintain the dynamic of the motor vehicle.
A、Right
B、Wrong
Answer：A
4、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
5、The sign on the right indicates a one-kilometer distance from the ETC toll station.
A、Right
B、Wrong
Answer：A
6、When a bicycle borrows the motor vehicle lane, the motor vehicle may sound the horn hurriedly to warn the bicycle to yield.
A、Right
B、Wrong
Answer：B
7、Drivers are allowed to cross the broken and solid white line on the road when changing lanes or pulling over.
A、Right
B、Wrong
Answer：A
8、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
9、When a motor vehicle accidentally hits a guardrail of a highway, the driver should stabilize and adjust the steering wheel properly, and refrain from turning the steering wheel drastically.
A、Right
B、Wrong
Answer：A
10、When the electric equipment and gasoline of a motor vehicle catches fire, the driver may extinguish the fire with water.
A、Right
B、Wrong
Answer：B
11、When approaching another vehicle at night, why should the driver alternate between high-and-low-beam at a distance more than 150 meters?
A、Warn each other before passing
B、Driving habit
C、Easy to observe the situation ahead from either side
D、Courtesy
Answer：C
12、When a tire suddenly bursts on the road, what should not be done by the driver?
A、Keep calm and release the accelerator pedal slowly
B、Hold the steering wheel firmly to ensure the vehicle goes straight
C、Apply emergency braking and stop the vehicle in the shortest possible time
D、Gently depress the brake pedal after the vehicle slows down
Answer：C
13、Drivers may turn left when traffic police give these hand signals.
A、Right
B、Wrong
Answer：B
14、When encountering a school bus which stops at the right roadside and students are embarking or disembarking, and there are three motor vehicle lanes in each direction, motor vehicle drivers on the left lane behind the bus should stop and wait.
A、Right
B、Wrong
Answer：B
15、When braking, the steering will become impossible if the front wheels are blocked
A、Right
B、Wrong
Answer：A
16、What should the driver do when seeing these hand signals?
A、Go straight and pass through the intersection
B、Stop in front of the stop-line and wait
C、Turn left at the intersection
D、Drive at a lower speed at the intersection
Answer：C
17、A driver should speed up when passing through road sections with this traffic marking.
A、Right
B、Wrong
Answer：B
18、The sign on the left indicates U-turn is allowed here.
A、Right
B、Wrong
Answer：A
19、This sign indicates the traffic broadcast and radio television channel of highway.
A、Right
B、Wrong
Answer：B
20、When a wounded person suffering bone fracture in the thigh, shank or spine, moving the wounded person is usually prohibited.
A、Right
B、Wrong
Answer：A
21、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
22、When encountering a situation like changing to a left lane, motor vehicle drivers should vield.
A、Right
B、Wrong
Answer：A
23、The sign on the right warns of entering a tunnel, and requires reduced speed.
A、Right
B、Wrong
Answer：B
24、When encountering this situation at the gate of a school, the driver should prepare to stop.
A、Right
B、Wrong
Answer：A
25、What should the driver do on this kind of curving mountain road?
A、Borrow the opposite lane
B、Slow down and drive on the right
C、Stick to the central line of the road
D、Drive close to the right side
Answer：B