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、The sign on the right side indicates no entry for all vehicles.
A、Right
B、Wrong
Answer：A
3、Drivers should drive at a lower speed when traffic police give these hand signals.
A、Right
B、Wrong
Answer：A
4、The main impact of muddy roads on safe driving is that the wheels may easily spin and skid
A、Right
B、Wrong
Answer：A
5、Motor vehicles are not permitted to change lanes in this position.
A、Right
B、Wrong
Answer：A
6、When a motor vehicle reaches a muddy or burst-and-muddy section of the road, the driver should stop, observe and select a level and solid section or a section with vehicle tracks.
A、Right
B、Wrong
Answer：A
7、When passing an intersection, vehicle motor drivers are not allowed to overtake.
A、Right
B、Wrong
Answer：A
8、The sign on the right warns of children on the section ahead.
A、Right
B、Wrong
Answer：B
9、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
10、Before setting off, it is necessary to check the driving cabin, engine cabin, external and tires of the motor vehicle.
A、Right
B、Wrong
Answer：A
11、When the vehicle engine catches fire, what should the driver do first?
A、Turn off the engine as soon as possible
B、Extinguish the fire with water
C、Open the hood to extinguish the fire
D、Extinguish the fire from the leeward direction
Answer：A
12、When the motor vehicle encounters a crosswalk in this situation, the driver may speed up and pass rapidly.
A、Right
B、Wrong
Answer：B
13、When a motor vehicle leaves an expressway, which of the following lamp should be turned on?
A、The left-turn indicator
B、The right-turn indicator
C、The hazard warning lamp
D、The headlamp
Answer：B
14、Mr. Wu drove a large bus with 33 passengers (capacity 22 people). At the spot of 7 kilometers mark by 300 meters on the No 163 County Road, the bus lost control and fell into a ravine. As a result of the accident, 10 people were killed and 21 injured. In accordance with the alcohol test after the accident the blood alcohol content of Mr Wu was 26 milligram per milliliter. What's the main illegal act committed by Mr Wu?
A、Speeding
B、Carrying more passengers than permitted
C、Fatigued driving
D、Driving after drinking
Answer：BD
15、As shown in this picture, the intersection guide line is designed to help drivers make turns.
A、Right
B、Wrong
Answer：A
16、When encountering such pedestrians while driving, a longer safety distance should be kept by drivers.
A、Right
B、Wrong
Answer：A
17、When temporarily parking on a raining day, what kind of lamp should the driver turn on?
A、Front and back fog lamps
B、Hazard warning lamp
C、Headlamp
D、Reversing lamp
Answer：B
18、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
19、The guide arrow on the road surface of this lane indicates that the lanes ahead will merge to the left side.
A、Right
B、Wrong
Answer：A
20、What should the driver do in case the public bus suddenly pulls out from this bus station?
A、Stop behind the public bus
B、Overtake the public bus rapidly
C、Slow down and overtake the public bus slowly
D、Sound the horn continuously to warn the public bus
Answer：C