1、When driving on a muddy road, what should drivers do if the wheels spin and slide?
A、Cover the ground under the wheels with gravels
B、Change to a high gear and speed out
C、Cover the ground under the driving wheels with gravels
D、Violently turn the steering wheel and suddenly leed up
Answer：C
2、Motor vehicle drivers are allowed to overtake on this road section.
A、Right
B、Wrong
Answer：B
3、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
4、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
5、The sign on the right warns of a hump bridge right ahead.
A、Right
B、Wrong
Answer：B
6、The sign on the right warns of a village or town ahead suggesting a 30km/hour speed.
A、Right
B、Wrong
Answer：A
7、Drivers may go straight and pass through when traffic police give these hand signals
A、Right
B、Wrong
Answer：B
8、The sign on the right warns of a bumpy road ahead.
A、Right
B、Wrong
Answer：B
9、The main impact of muddy roads on safe driving is that the wheels may easily spin and skid
A、Right
B、Wrong
Answer：A
10、Under such circumstances, the motor vehicle driver should voluntarily reduce speed and let the vehicle behind overtake.
A、Right
B、Wrong
Answer：A
11、This road marker indicates that the minimum speed for this road section is 60 km/hour.
A、Right
B、Wrong
Answer：B
12、Gun powder, explosives and detonating powder belong to which of the following dangerous chemicals?
A、Oxidizing materials
B、Inflammable solid materials
C、Explosives
D、Self-igniting articles
Answer：C
13、When a motor vehicle accidentally hits the guardrail of a highway, an effective protective measure is to turn dramatically in the opposite direction.
A、Right
B、Wrong
Answer：B
14、It is safest for a motor vehicle driver to overtake the vehicle in front from its righthand on this kind of road.
A、Right
B、Wrong
Answer：B
15、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
16、When a motor vehicle breaks down and cannot be moved away from the emergency lane or the road shoulder, the driver and all passengers should get off the vehicle and wait on the road side instead of leaving the expressway.
A、Right
B、Wrong
Answer：B
17、Which one of the following is a safe way for motor vehicles to converge into an intersection marked with this sign?
A、Speeding up and driving into the traffic flow directly
B、Driving into the traffic flow behind the gray car on the main road
C、Driving into the traffic flow from the front of the red car on the main road
D、Turning on the indicator and driving into the flow directly
Answer：B
18、When a head-on collision with another vehicle is unavoidable, what should the driver do?
A、Change head-on collision to side collision
B、Immediately turn the steering wheel to the right side to evade
C、Immediately apply emergency braking
D、Immediately turn the steering wheel to the left side to evade
Answer：C
19、The sign on the right side warns of an abrupt downhill section ahead.
A、Right
B、Wrong
Answer：B
20、The sign on the right warns of no passing on either side of the road ahead.
A、Right
B、Wrong
Answer：B