1、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
2、What should be done by motor vehicle drivers in order to yield politely to such pedestrians?
A、Speed up and bypass in front of the pedestrians
B、Speed up and bypass from behind the pedestrians
C、Reduce speed or stop to yield
D、Continuously sound the horn to alert the pedestrians
Answer：C
3、The sign on the right warns of a sharp winding road ahead.
A、Right
B、Wrong
Answer：B
4、The road marker on the right side indicates that drivers may overtake by borrowing this road.
A、Right
B、Wrong
Answer：B
5、When a motor vehicle on an expressway stops in an emergency due to breakdown or an accident, what should the driver and the passengers do?
A、Stand in front of the motor vehicle
B、Wait in the motor vehicle for rescue
C、Stand behind the motor vehicle
D、Promptly move to the road shoulder on the right side or the emergency lane
Answer：D
6、If a motor vehicle misses an exit on the expressway, the driver may reverse along the road shoulder.
A、Right
B、Wrong
Answer：B
7、The sign on the right indicates a bypass route at the intersection ahead.
A、Right
B、Wrong
Answer：A
8、This sign warns that the section ahead is under traffic monitoring.
A、Right
B、Wrong
Answer：A
9、What should motor vehicle drivers do under the circumstance shown in the flash?
A、Drive by borrowing the opposite lane
B、Brake suddenly and pass through at a lower speed
C、Drive by the outer side of the curve
D、Reduce speed fully and drive by the right side
Answer：D
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、In which of the following ways can motor vehicles avoid a tire burst?
A、Lowering tire pressure
B、Checking tires regularly
C、Removing foreign matters from the tire tread grooves timely
D、Replacing the tires that have cracks or deep cuts
Answer：BCD
12、A driver should speed up when passing through road sections with this traffic marking.
A、Right
B、Wrong
Answer：B
13、The crosswalk of the intersection warns that pedestrians have priority.
A、Right
B、Wrong
Answer：A
14、When a motor vehicle moves through water, the driver should try to maintain a constant speed and sufficient power and pass through without stopping.
A、Right
B、Wrong
Answer：A
15、When driving on a muddy road, the driver should hold the steering wheel firmly and speed up to pass through.
A、Right
B、Wrong
Answer：B
16、As shown in the flash, the driver's act is correct.
A、Right
B、Wrong
Answer：B
17、Drivers neednt yield to pedestrians who display such behavior.
A、Right
B、Wrong
Answer：B
18、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
19、The sign on the right warns of a road section ahead under construction.
A、Right
B、Wrong
Answer：A
20、Drivers may turn right at the intersection when traffic police give these hand signals.
A、Right
B、Wrong
Answer：A