1、When a motor vehicle passes over an overflowing bridge, what should the driver do after stopping and observing closely?
A、Change to a high gear and pass rapidly
B、Constantly observe the changes of the flow
C、Prepare to stop at any time
D、Change to a low gear and pass through at a constant speed
Answer：D
2、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
3、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
4、The sign in front indicates the distance to highway destination.
A、Right
B、Wrong
Answer：B
5、At 3: 40 a.m. one day, Mr. Sun drove a large bus with 54 passengers(capacity 55 people). At the spot of 229 kilometers mark by 300 meters on Suiyue Expressway, the bus had a rear-end collision with a heavy semi-trailer driven by Mr. Li when passengers were getting off from the bus. As a result of the accident, 26 people were killed and 29 injured. According to the investigation afterwards, Mr. Li had been driving the bus since he left the place of departure at 6 p.m. the day before without any rest. What are the main illegal acts of the two drivers?
A、Mr. Sun illegally parked
B、Mr. Sun carried more passengers than permitted
C、Mr. Li exceeded speed limit
D、Mr. Li kept driving when tired
Answer：AD
6、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
7、When a tire bursts suddenly on the road, the driver should refrain from violently depressing the brake pedal in panic. Instead, he/she should try his/her best to change to a low gear and use engine braking to reduce the speed of the vehicle.
A、Right
B、Wrong
Answer：A
8、Under such circumstances, the driver should stop the vehicle and yield to pedestrians.
A、Right
B、Wrong
Answer：A
9、When putting out a fire disaster that gives out corrosive steam or poisonous gas, the firefighters should wear gas masks and other related protective articles and operate from the windward side.
A、Right
B、Wrong
Answer：A
10、Motor vehicles are prohibited from turning left in this situation.
A、Right
B、Wrong
Answer：A
11、The sign in front indicates a one-kilometer distance from the highway entry.
A、Right
B、Wrong
Answer：A
12、When the engine suddenly stalls on the road, what should the driver do?
A、Stop the vehicle and overhaul it immediately
B、Immediately turn on the hazard lamps
C、Move the vehicle to a place where it will not obstruct the traffic flow
D、Set up a breakdown warning sign
Answer：BCD
13、When driving in thick or extremely thick fog, what should the driver do due to the low visibility in such weather?
A、Turn on the headlamp and drive slowly
B、Turn on the fog lamp and drive slowl
C、Park in a safe place
D、Drive slowly close to the roadside
Answer：C
14、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
15、The distance-ascertaining section of an expressway is used for the drivers to ascertain the safety distance when the speed is 100 kilometers per hour.
A、Right
B、Wrong
Answer：A
16、The sign on the right side indicates that turning left is not permitted at the intersection ahead.
A、Right
B、Wrong
Answer：A
17、If a fast-moving motor vehicle has a steering failure, using emergency braking will not cause an overturn.
A、Right
B、Wrong
Answer：B
18、At this moment, the driver may speed up and pass the intersection rapidly.
A、Right
B、Wrong
Answer：B
19、When there is a braking failure on a downhill road, if there is no other alternative, the driver may rub the vehicle body against the rocks and trees on roadside to force the vehicle to slow down and stop.
A、Right
B、Wrong
Answer：A
20、The sign on the right warns of a wildlife protection area ahead.
A、Right
B、Wrong
Answer：B