1、When driving on an expressway, drivers should not frequently change lanes.
A、Right
B、Wrong
Answer：A
2、The sign on the right indicates that the speed limit of 40km/hour is lifted on the road ahead.
A、Right
B、Wrong
Answer：B
3、When a bicycle occupies the motor vehicle lane and obstructs the traffic, the driver should sound the horncontinuously and speed up to bypass on the left of the bicycle.
A、Right
B、Wrong
Answer：B
4、When a motor vehicle accidentally hits the guardrail of a highway, an effective protective measure is to turn dramatically in the opposite direction.
A、Right
B、Wrong
Answer：B
5、The marking on the road surface indicates that the speed limit of this road section is 50 km/hour.
A、Right
B、Wrong
Answer：A
6、When a motor vehicle catches fire, the driver should swiftly turn off the engine and open the hood to extinguish the fire.
A、Right
B、Wrong
Answer：B
7、Sounding the horn on a foggy daY can arouse the attention of the opposite side. After hearing the horn from the opposite side, the driver should also sound their own horn to respond.
A、Right
B、Wrong
Answer：A
8、The sign on the right indicates left turn only at the intersection ahead.
A、Right
B、Wrong
Answer：A
9、When there is a sudden braking failure on the road, what should be done by the driver?
A、Firmly holding the steering wheel and controlling the direction
B、Immediately changing to a low gear to reduce speed
C、Using the stopping brake to reduce speed
D、Turning on the hazard lamps
Answer：ABCD
10、The sign in the red circle indicates that vehicles except non-motor vehicles are not allowed to drive in this lane.
A、Right
B、Wrong
Answer：A
11、When a motor vehicle skids sideways on a muddy road, the driver should turn the steering wheel in the direction of the rear wheel skidding to properly adjust the direction.
A、Right
B、Wrong
Answer：A
12、It is a bad habit for a driver to put his left arm on the window of the vehicle or hold the gear lever in his right hand for a long time.
A、Right
B、Wrong
Answer：A
13、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
14、When such circumstances happen suddenly, drivers should reduce speed in a timely fashion or stop to yield.
A、Right
B、Wrong
Answer：A
15、How should the driver pass this place safely?
A、Speed up and pass in the front of the pedestrians
B、Bypass behind the pedestrians
C、Slow down and sound the horn
D、Stop and wait until the pedestrians pass
Answer：D
16、Motor vehicle drivers may make a U-turn in the broken line area as long as it will not affect the normal traffic flow.
A、Right
B、Wrong
Answer：A
17、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
18、A driver should speed up when passing through road sections with this traffic marking.
A、Right
B、Wrong
Answer：B
19、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
20、The sign on the right warns of a dangerous mountainside road ahead.
A、Right
B、Wrong
Answer：A