1、what should motor vehicle drivers do under the circumstances shown in the flash?
A、Reduce speed or stop to yield
B、Sound the horn to warn the pedestrians to yield
C、Pass before the pedestrians
D、Immediately change to another lane to bypass the pedestrians
Answer：A
2、What should the driver do when he/she sees this sign on the road?
A、Use emergency braking
B、Slow down and take a look
C、Sound the horn intermittently
D、Prepare to bypass
Answer：B
3、How should a motor vehicle follow the other vehicle In front when driving on a road covered with ice and snow?
A、Keep a long safe distance
B、Turn on hazard lamp
C、Change between high-and-low beam alternatively
D、Sound the horn in due time to give a notice to the vehicle in front
Answer：A
4、The sign in front indicates the name and number of the highway.
A、Right
B、Wrong
Answer：A
5、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
6、What's the meaning of the sign on the right?
A、Parking prohibited
B、Temporary parking permitted
C、Picking up or dropping off passengers permitted
D、Stopping to unload permitted
Answer：A
7、The sign on the right warns of a road section ahead under construction.
A、Right
B、Wrong
Answer：A
8、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
9、The sign on the right warns of a guarded railway crossing 100 meters ahead.
A、Right
B、Wrong
Answer：B
10、When encountering a school bus which stops at the right roadside and students are embarking or disembarking, what should motor vehicle drivers do?
A、If there is only one motor vehicle lane in each direction, motor vehicle drivers behind the bus should stop and wait.
B、If there are two motor vehicle lanes in each direction, motor vehicle drivers in the left lane behind the bus may overtake the bus at a lower speed
C、If there are three motor vehicle lanes in each direction, motor vehicle drivers in the middle lane behind the bus should stop and wait
D、If there are three motor vehicle lanes in each direction, motor vehicle drivers in the left lane behind the bus may pass at a lower speed
Answer：ACD
11、vehicles may stop temporarily in this area.
A、Right
B、Wrong
Answer：B
12、After setting off from the roadside, motor vehicle drivers should speed up as soon as possible and make a sharp left-turn in order to drive into the normal lane.
A、Right
B、Wrong
Answer：B
13、Drivers may turn left when traffic police give these hand signals.
A、Right
B、Wrong
Answer：B
14、The guide arrow on the road surface of this lane indicates that only right turns are permitted at the intersection ahead.
A、Right
B、Wrong
Answer：B
15、When a motor vehicle passes over an inundated road the driver should change to a low gear and pass at a constant speed.
A、Right
B、Wrong
Answer：A
16、What's the most frequent problem for driving on a muddy road?
A、High resistance force
B、Sideways slide
C、The motor vehicle bumps
D、Steering failure
Answer：B
17、After a motor vehicle falls into water, the driver won't be able to open the side doors or windows to escape until water nearly fills up the compartment.
A、Right
B、Wrong
Answer：A
18、The sign on the right indicates that the vehicle should yield to the oncoming traffic as approaching each other.
A、Right
B、Wrong
Answer：B
19、When a motor vehicle equipped with ABS makes an emergency brake, the driver can tread the brake pedal heavily.
A、Right
B、Wrong
Answer：A
20、The sign on the right warns of three or more winding roads ahead.
A、Right
B、Wrong
Answer：B