1、The sign on the right indicates that the speed limit is 50km/hour.
A、Right
B、Wrong
Answer：B
2、A correct measure to avoid tire burst of motor vehicles is to lower the tire pressure.
A、Right
B、Wrong
Answer：B
3、What should motor vehicle drivers do when approaching an oncoming vehicle on a frozen road?
A、Cut speed as approaching each other
B、Pass each other by speeding up properly
C、Pass each other slowly by cutting speed in advance
D、Pass each other along the central line to the best
Answer：C
4、When fixing the unexposed bones in position, it is necessary to exceed the upper and lower joints of the wounded body part.
A、Right
B、Wrong
Answer：A
5、This sign indicates the traffic broadcast and radio television channel of highway.
A、Right
B、Wrong
Answer：B
6、Under such circumstances, motor vehicles are not allowed to overtake.
A、Right
B、Wrong
Answer：A
7、The sign on the right indicates an ETC lane at toll station ahead.
A、Right
B、Wrong
Answer：A
8、The sign on the right indicates a 200-meter distance from the gas station ahead.
A、Right
B、Wrong
Answer：A
9、The sign on the right side warns of an abrupt downhill section ahead.
A、Right
B、Wrong
Answer：B
10、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
11、After entering the acceleration lane of an expressway, the driver should increase the speed to how many kilometers per hour?
A、More than 30 km/hour
B、More than 40 km/hour
C、More than 50 km/hour
D、More than 60 km/hour
Answer：D
12、The sign in front indicates a 2-kilometer distance from the destination of the highway ahead.
A、Right
B、Wrong
Answer：A
13、What needs attention when a motor vehicle drives on a road covered with ice and snow?
A、Braking length is extended
B、Anti-skating resistance will be greater
C、The adhesive force of the road will be greater
D、The braking length will be shorter
Answer：A
14、If a motor vehicle is unable to drive in heavy fog on an expressway due to an accident, what should the driver do?
A、The driver and all passengers should promptly get off the motor vehicle from the left side door
B、Set up a warning sign 100 meters behind the vehicle in the oncoming direction
C、Turn on the hazard lamp and the high-beam
D、Stand in a safe place outside the guardrail
Answer：D
15、Mr. Shi drove a low-speed cargo vehicle (capacity 1.2 tons)with 4.05 tons of cargo. At the spot of 51 kilometers mark by 260 meters on the No. 314 County Road in Ningjin County, the cargo vehicle had a head-on collision with a normally running midsize bus( capacity 11 people and carrying12) from the opposite direction after passing the central line of the road and overtaking the front vehicle in the same direction. As a result of this accident, 10 people were killed and 2 injured. What are the illegal acts in this case?
A、The cargo vehicle carried more cargo than capacity
B、The cargo vehicle illegally overtook other vehicles
C、The bus carried more passengers than capacit
D、The driver of the bus kept driving when tired
Answer：ABC
16、When the tire pressure is too low, what can happen when driving at a high speed?
A、Tire pressure will be unstable
B、Tire pressure will increase
C、Driving resistance will decrease
D、The tire will burst
Answer：D
17、The crosswalk of the intersection warns that pedestrians have priority.
A、Right
B、Wrong
Answer：A
18、The sign on the right indicates to stop and yield for oncoming vehicles approaching on the road ahead.
A、Right
B、Wrong
Answer：B
19、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
20、When driving on this dangerous mountainside road motor vehicle drivers should drive along the left side of the road.
A、Right
B、Wrong
Answer：B