1、Upon encountering this traffic signal, how should a driver react?
A、Observe the traffic situation and pass at a reduced speed
B、Pass at an increased speed without changing gears
C、Pass before the train comes
D、Crossing the stop line is prohibited
Answer：D
2、The sign in front is an advance announcement of the directions led by the interchange.
A、Right
B、Wrong
Answer：A
3、The sign on the right warns of right-hand S-shaped bend ahead.
A、Right
B、Wrong
Answer：B
4、When driving in a strong wind, drivers should abruptly turn the steering wheel to return to the original direction if they feel the vehicle deviates horizontally due to a strong gale.
A、Right
B、Wrong
Answer：B
5、Which one of the following is a safe way for motor vehicles to converge into an intersection marked with this sign?
A、Speeding up and driving into the traffic flow directly
B、Driving into the traffic flow behind the gray car on the main road
C、Driving into the traffic flow from the front of the red car on the main road
D、Turning on the indicator and driving into the flow directly
Answer：B
6、When driving into the traffic flow on a main road from a relief road, drivers should speed up.
A、Right
B、Wrong
Answer：B
7、The sign in front indicates a one-kilometer distance from the next left exit.
A、Right
B、Wrong
Answer：B
8、When carrying a wounded person in a coma, rescue personnel should try to let the unconscious person remain in the supine position.
A、Right
B、Wrong
Answer：B
9、Before making a U-turn at the intersection ahead, motor vehicle drivers should drive to the lane for turning left and going straight.
A、Right
B、Wrong
Answer：B
10、When encountering a school bus which stops at the right roadside and students are embarking or disembarking, and there is only one motor vehicle lane in each direction, motor vehicle drivers behind the bus should stop and wait.
A、Right
B、Wrong
Answer：A
11、Which one of the following vehicle types is not allowed to pass, as indicated by the right-hand sign?
A、Large trucks
B、Large buses
C、Motor vehicles of all kinds
D、Small vans
Answer：C
12、The sign on the right warns of three or more winding roads ahead.
A、Right
B、Wrong
Answer：B
13、Drivers may turn right at the intersection when traffic police give these hand signals.
A、Right
B、Wrong
Answer：A
14、When braking, the steering will become impossible if the front wheels are blocked
A、Right
B、Wrong
Answer：A
15、The sign on the right indicates that no long-sounding horn.
A、Right
B、Wrong
Answer：B
16、When there is a braking failure on a downhill road the driver should change the gear to one position or two positions lower, and control the speed by taking advantage of the braking role of the engine.
A、Right
B、Wrong
Answer：A
17、The sign on the right indicates a section for ascertaining the distance between the vehicles 200 meters ahead.
A、Right
B、Wrong
Answer：A
18、The sign on the right warns of entering a tunnel, and requires reduced speed.
A、Right
B、Wrong
Answer：B
19、The sign on the right warns of an unguarded railway intersection ahead.
A、Right
B、Wrong
Answer：B
20、The sign in front indicates a 4-kilometer distance from the next exit.
A、Right
B、Wrong
Answer：A