1、The leading cause of this accident is that the driver failed to make sure that it was safe to reverse before doing so.
A、Right
B、Wrong
Answer：A
2、The sign on the right warns of entering a tunnel, and requires reduced speed.
A、Right
B、Wrong
Answer：B
3、The stop-and-yield line at the intersection ahead indicates that vehicle drivers should reduce speed and give the right of way to vehicles on the trunk road.
A、Right
B、Wrong
Answer：B
4、As shown in this picture, the vehicles intending to turn left are not allowed to drive into left-turn waiting area directly to wait for green light.
A、Right
B、Wrong
Answer：B
5、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
6、In the flash, it is correct for the driver to behave this way when there is a traffic jam caused by an accident on the expressway.?
A、Right
B、Wrong
Answer：B
7、When steering failure happens to a fast moving motor vehicle, what should the driver do?
A、Apply emergency braking
B、mmediately change to a low gear
C、Reasonably use the driving brake and the stopping brake and refrain from applying emergency braking
D、Turn on the hazard lamps
Answer：BCD
8、The road marker on the right side indicates that drivers may overtake by borrowing this road.
A、Right
B、Wrong
Answer：B
9、When passing another vehicle on a foggy day, what should drivers do?
A、Slow down and pass slowly
B、Maintain a safety distance
C、Properly use lamps
D、Drive at a high speed
Answer：ABC
10、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
11、When two vehicles approach each other on a foggy day, what is the best method of safe driving?
A、Turn on the high-beam
B、Slowdown and maintain a large safety distance
C、Turn on the low-beam
D、Turn on the fog lamp
Answer：B
12、When there is bleeding at the bone fracture of a wounded person, the first thing to do is to fix the wounded part in position, then stop the bleeding and dress the wound.
A、Right
B、Wrong
Answer：B
13、It is not a bad habit for a driver to frequently change lanes.
A、Right
B、Wrong
Answer：B
14、At this intersection, motor vehicle drivers may directly make a U-turn along the U-turn turning lane.
A、Right
B、Wrong
Answer：B
15、The marking on the road surface indicates that the speed limit of this road section is 80 km/hour.
A、Right
B、Wrong
Answer：B
16、The sign on the right warns of three or more winding roads ahead.
A、Right
B、Wrong
Answer：B
17、vehicles to pass an intersection marked with this sign?
A、Stopping and observing the traffic situation around the intersection
B、Approaching the intersection by speeding up
C、Approaching the intersection at a reduced speed
D、Observing the traffic situation on the left rear side
Answer：A
18、Which one of the following statements is the safest measure for a motor vehicle driver to take on this kind of road?
A、Accelerate to overtake the vehicle in front as soon as possible
B、Sound the horn to warn the vehicle in front to vield
C、Follow the vehicle in front and keep a certain distance
D、Overtake the vehicle in front from its righthand
Answer：C
19、These traffic police signals indicate that passing is prohibited.
A、Right
B、Wrong
Answer：A
20、The sign on the right indicates that the number of the lanes ahead will increase.
A、Right
B、Wrong
Answer：B