1、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
2、The slow-down-and-yield line at the intersection ahead indicates that vehicle drivers should stop and give the right of way to vehicles on the trunk road.
A、Right
B、Wrong
Answer：B
3、Which one of the following measures is correct when a motor vehicle intends to overtake but the vehicle infront refuses to yield?
A、Use a long-sounding horn
B、Follow the vehicle in front while turning high-beam
C、Wait for it to yield while keeping a safe distance
D、Use high-beam and low-beam alternatively
Answer：C
4、The sign in front indicates a one-kilometer distance from the next left exit.
A、Right
B、Wrong
Answer：B
5、When a bus encounters an unexpected situation or an accident, the driver should do his best to minimize the loss and should never cause a secondary accident or even greater loss for the sake of avoiding danger.
A、Right
B、Wrong
Answer：A
6、The sign on the right side warns of an abrupt downhill section ahead.
A、Right
B、Wrong
Answer：B
7、When there is a braking failure on a downhill road, if there is no other alternative, the driver may rub the vehicle body against the rocks and trees on roadside to force the vehicle to slow down and stop.
A、Right
B、Wrong
Answer：A
8、The signs on each side warn of changes in road alignment ahead.
A、Right
B、Wrong
Answer：A
9、Drivers may cross these lane-dividing lines to change lanes in the same direction.
A、Right
B、Wrong
Answer：B
10、When a motor vehicle passes over an inundated road drivers should change to a high gear and pass rapidly.
A、Right
B、Wrong
Answer：B
11、Rescue personnel should check the breath of the unconscious person before applying any other emergency treatment.
A、Right
B、Wrong
Answer：A
12、Under such circumstance at an intersection. motor vehicle drivers should be prepared to stop and yieldat any time.
A、Right
B、Wrong
Answer：A
13、Under such circumstances, what should the motor venicle driver do?
A、Reduce speed and yield by the left side
B、Reduce speed and yield by the right side
C、Speed up and yield by the left side
D、Go ahead along the original route
Answer：A
14、It is not safe for a female driver to wear high heels to drive a vehicle.
A、Right
B、Wrong
Answer：A
15、What should the motor vehicle driver do when the motor vehicle encounters the crosswalk in thissituation?
A、Slow down and pass
B、Speed up and pass
C、Sound the horn and pass
D、Stop immediately
Answer：A
16、At this intersection, motor vehicle drivers may directly make a U-turn along the U-turn turning lane.
A、Right
B、Wrong
Answer：B
17、The red car is allowed to drive on this lane.
A、Right
B、Wrong
Answer：B
18、As shown in this picture, the vehicles intending to turn left are allowed to drive into the left-turn waiting area directly to wait for the green light.
A、Right
B、Wrong
Answer：B
19、What should a motor vehicle driver do to ensure safety when experiencing a breakdown at night?
A、Park in a safe place
B、Turn on hazard lamp
C、Turn on clearance lamp and tail lamp
D、Set up a warning sign in accordance with regulation
Answer：ABCD
20、What should the driver do in this condition?
A、Go through normally on the right side
B、Sound the horn and speed up to go through the tunnel
C、Stop and yield to the oncoming vehicle
D、Turn on the headlamp to warn the oncoming vehicle to yield
Answer：C