1、The main impact of muddy roads on safe driving is that the wheels may easily spin and skid
A、Right
B、Wrong
Answer：A
2、The drivers, loaders and supercargoes responsible for dangerous chemicals transportation should all full understand the chemical characteristics, potential risks, features of the packaging containers and emergency measures for any unexpected accidents.
A、Right
B、Wrong
Answer：A
3、The driver should turn on the left-turn indicator after entering the acceleration lane on an expressway.
A、Right
B、Wrong
Answer：B
4、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
5、What should the driver do when seeing these hand signals?
A、Turn left at the intersection
B、Stop and wait
C、Go straight at the intersection
D、Drive to the waiting area for turning left
Answer：B
6、When finding a tire burst on the road, the driver should use emergency braking while controlling the direction of the vehicle at the same time to stop the vehicle qulckly.
A、Right
B、Wrong
Answer：B
7、The sign on the right warns of a ferry crossing 100 meters after turning right at the intersection ahead.
A、Right
B、Wrong
Answer：A
8、Which one of the following is the safest way when driving a motor vehicle on this kind of road surface?
A、Slide over by using neutral gear
B、Pass with a high speed
C、Pass by speeding up
D、Pass with a low speed
Answer：D
9、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
10、When this signal is constantly flashing, how should a driver react?
A、Speed up as soon as possible
B、Pull over and wait
C、Observe the traffic situation around to make sure of safe driving
D、Refrain from passing
Answer：C
11、The sign on the right warns of no passing on either side of the road ahead.
A、Right
B、Wrong
Answer：B
12、What does this sign on the fly-over junction indicate?
A、Turn right
B、Drive straight or turn left
C、Drive straight or turn right
D、Take a U-turn under bridge
Answer：C
13、What should the driver do if he/she wants to turn left at this intersection?
A、Turn left along the straight-going lane
B、Enter the left turn waiting area
C、Enter the straight-moving waiting area
D、Turn left along the left lane
Answer：B
14、When driving on an expressway in rain, the driver should slow down to avoid steering failure arising from "water slide"
A、Right
B、Wrong
Answer：A
15、After a traffic accident, what is the most effective measure to prevent secondary accidents?
A、Evacuate all passengers
B、Turn on the hazard lamps
C、Mark the original place of the injured persons
D、Properly place the danger warning sign
Answer：ABD
16、When encountering this situation around a school, the driver should speed up and pass as quickly as possible.
A、Right
B、Wrong
Answer：B
17、What should the driver pay attention to when the motor vehicle passes a school?
A、Observe the traffic signs and markings
B、Slow down and pass slowly
C、Prohibited from sounding the horn
D、Pass rapidly
Answer：ABC
18、Motor vehicles are not allowed to reverse in a tunnel.
A、Right
B、Wrong
Answer：A
19、Drivers may go straight and pass through when traffic police give these hand signals
A、Right
B、Wrong
Answer：B
20、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