1、Motor vehicles are not permitted to change lanes in this position.
A、Right
B、Wrong
Answer：A
2、When a bicycle borrows the motor vehicle lane, the motor vehicle may sound the horn hurriedly to warn the bicycle to yield.
A、Right
B、Wrong
Answer：B
3、Drivers may cross these central solid and broken yellow lines when overtaking.
A、Right
B、Wrong
Answer：B
4、The sign in front indicates a temporary parking lot on the right side of the highway.
A、Right
B、Wrong
Answer：B
5、The sign on the right warns of an unguarded railway intersection ahead.
A、Right
B、Wrong
Answer：B
6、When a motor vehicle moves through water, drivers should intermittently and gently depress the brake pedal in order to restore braking efficiency.
A、Right
B、Wrong
Answer：A
7、When passing an intersection, vehicle motor drivers are not allowed to overtake.
A、Right
B、Wrong
Answer：A
8、This sign warns to bypass from the left side to avoid the roadblock.
A、Right
B、Wrong
Answer：B
9、After a motor vehicle enters the ramp from an expressway, it should reduce its speed below the prescribed speed limit.
A、Right
B、Wrong
Answer：A
10、Under such circumstances, the motor vehicle is allowed to overtake.
A、Right
B、Wrong
Answer：B
11、This sign indicates that vehicles can either drive straight or turn right at the fly-over junction ahead.
A、Right
B、Wrong
Answer：B
12、Motor vehicles are not allowed to reverse in a tunnel.
A、Right
B、Wrong
Answer：A
13、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
14、The sign on the right warns of a sharp winding road ahead.
A、Right
B、Wrong
Answer：B
15、The broken yellow line in the center of the road indicates that bypassing by crossing the line is prohibited in any condition.
A、Right
B、Wrong
Answer：B
16、What should be given attention when setting off in this weather?
A、Turning on the high-beam
B、Turning on the front and rear fog lamps
C、Turning on the left indicator only
D、Continuously sounding the horn
Answer：B
17、The driver should speed up to 40 kilometers per hour when he/she sees this traffic sign.
A、Right
B、Wrong
Answer：B
18、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
19、When the tire pressure is too low, what can happen when driving at a high speed?
A、Tire pressure will be unstable
B、Tire pressure will increase
C、Driving resistance will decrease
D、The tire will burst
Answer：D
20、The sign on the right warns of traffic signals ahead.
A、Right
B、Wrong
Answer：A