1、Turning on the high-beam is an effective way to improve visibility in fog weather.
A、Right
B、Wrong
Answer：B
2、When a motor vehicle passes over an overflowing bridge, what should the driver do after stopping and observing closely?
A、Change to a high gear and pass rapidly
B、Constantly observe the changes of the flow
C、Prepare to stop at any time
D、Change to a low gear and pass through at a constant speed
Answer：D
3、Once inflammable gas causes a fire disaster, it should be put out with water in good time.
A、Right
B、Wrong
Answer：B
4、Drivers may turn right at the intersection when traffic police give these hand signals.
A、Right
B、Wrong
Answer：A
5、The motor vehicle should slow down and pass slowly in this situation.
A、Right
B、Wrong
Answer：A
6、When encountering this situation in a residential area, the driver should follow them closely.
A、Right
B、Wrong
Answer：B
7、The sign on the right warns of a guarded crossing 150 meters ahead.
A、Right
B、Wrong
Answer：B
8、Drivers may turn left when traffic police give these hand signals.
A、Right
B、Wrong
Answer：B
9、When the engine suddenly stalls on the road and cannot be restarted, the driver should pull over in a timely fashion and identify the cause of the stalling.
A、Right
B、Wrong
Answer：A
10、The broken white line rectangle area on the right side of the road indicates that long stopping is permitted here.
A、Right
B、Wrong
Answer：B
11、Mr Hao drove a heavy dump truck with 84.84 tons of cargo (truck allowing for 15.58 tons). When he drove on the No 262 provincial highway in Luanxian County, at the spot of 34 kilometers mark by 623 meters, his truck overturned onto the sideway after a rear-end collision with another truck in front carrying 45.85 tons of cargo(a truck allowing for 1. 71 tons). As a result of this accident, 19 people were killed and 17 injured. What's the common illegal act of the two drivers?
A、Speeding
B、Overloaded
C、Fatigued driving
D、Driving after drinking
Answer：B
12、The sign on the right indicates that vehicles from the primary road have priority.
A、Right
B、Wrong
Answer：A
13、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
14、Drivers may turn left when traffic police give these hand signals.
A、Right
B、Wrong
Answer：B
15、When a gas tanker is leaking heavily, which of the following measures is wrong?
A、Cut off the power
B、Wear gas mask and protect gloves
C、Turn off the valve to stop leaking
D、Evacuate people to the leeward side
Answer：D
16、What should be done first after getting into the vehicle?
A、Observe the surrounding traffic situation
B、No need to observe the traffic situation around
C、Open the door and get in directly
D、Take note of the weather
Answer：A
17、When a fast-moving vehicle encounters an emergency the driver should turn to evade first and then brake to slow down so as to mitigate the damage.
A、Right
B、Wrong
Answer：B
18、The slanted filled-in yellow marking in the middle of the road warns that there is a stationary obstacle ahead.
A、Right
B、Wrong
Answer：A
19、When approaching another vehicle at night, why should the driver alternate between high-and-low-beam at a distance more than 150 meters?
A、Warn each other before passing
B、Driving habit
C、Easy to observe the situation ahead from either side
D、Courtesy
Answer：C
20、The sign on the right warns of a narrowed road on both sides ahead.
A、Right
B、Wrong
Answer：B