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、Sideslip happens most easily on which one of the following road surfaces?
A、Dry concrete road
B、Road surface at the beginning of rain
C、Damp concrete road surface
D、Road in heavy rain
Answer：B
3、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
4、When rescuing a wounded person in coma causing by excessive blood loss, it is necessary to take measures to prevent heat loss.
A、Right
B、Wrong
Answer：A
5、The sign on the right warns of a dangerous mountainside road ahead.
A、Right
B、Wrong
Answer：A
6、The sign on the right warns of a narrowed road on both sides ahead.
A、Right
B、Wrong
Answer：B
7、When reversing in this condition, in which of the following ways can motor vehicle drivers keep safe?
A、Reverse at a lower speed
B、Voluntarily stop and yield
C、Continuously sound the horn to alert
D、Reverse in a clockwise direction
Answer：B
8、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
9、Under such circumstances, motor vehicles are not allowed to overtake.
A、Right
B、Wrong
Answer：A
10、Mr Ran drove his car from 6am until 11 am without rest, falling down a steep 85-meter ridge at one side of a highway 1 km from Xunan Road in Xuahan County,killing 13 people and injuring 9. Which of the following law-breaking acts did Mr Ran commit?
A、Speeding
B、Driving not in accordance with the traffic markings
C、Exceeding carrying capacity
D、Fatigued driving
Answer：D
11、The road marker indicates that vehicles are not allowed to make a U-turn at the intersection ahead.
A、Right
B、Wrong
Answer：A
12、The sign on the right side indicates that turning left is not permitted at the intersection ahead.
A、Right
B、Wrong
Answer：A
13、When encountering this situation on a mountainous road, motor vehicle drivers should overtake the vehicle in front by speeding up.
A、Right
B、Wrong
Answer：B
14、The circle in the center of the intersection indicates that drivers should drive along the inner side when making a small left turn.
A、Right
B、Wrong
Answer：A
15、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
16、When a wounded person is beneath the wheel or cargo, we should help him/her out immediately by pulling the limbs of the wounded.
A、Right
B、Wrong
Answer：B
17、How to run when encountering this situation at the intersection?
A、stop and wait
B、obey the traffic lights
C、run straight on the right side
D、may turn right
Answer：A
18、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
19、When encountering a school bus which stops at the right roadside and students are embarking or disembarking, what should motor vehicle drivers do?
A、If there is only one motor vehicle lane in each direction, motor vehicle drivers behind the bus should stop and wait.
B、If there are two motor vehicle lanes in each direction, motor vehicle drivers in the left lane behind the bus may overtake the bus at a lower speed
C、If there are three motor vehicle lanes in each direction, motor vehicle drivers in the middle lane behind the bus should stop and wait
D、If there are three motor vehicle lanes in each direction, motor vehicle drivers in the left lane behind the bus may pass at a lower speed
Answer：ACD
20、After setting off from the roadside, motor vehicle drivers should speed up as soon as possible and make a sharp left-turn in order to drive into the normal lane.
A、Right
B、Wrong
Answer：B