1、Mr Li drove a large bus with 21 passengers( capacity 35 people). He found the braking system was abnormal on the way but failed to repair it. When running on the Shuangdao Haiwan Bridge at a speed of 50 kilometers per hour(speed limit 40 km/h), the bus fell into the sea due to a braking system failure, killing 13 people and injuring 8. What's the main illegal act committed by Mr Li?
A、Speeding
B、Fatigued drivin
C、Carrying more passengers than permitted
D、Driving a motor vehicle with potential safety hazard
Answer：AD
2、The sign on the right warns of a narrowed road on both sides ahead.
A、Right
B、Wrong
Answer：B
3、When a motor vehicle breaks down on a mountain road, what should the driver do?
A、Park on a downhill section
B、Park on an uphill section
C、Park on a gentle section of the mountain road
D、Park on the crest of a slope
Answer：C
4、Drivers may turn left when traffic police give these hand signals.
A、Right
B、Wrong
Answer：B
5、The sign in front gives information about the direction of road exits.
A、Right
B、Wrong
Answer：A
6、Drivers may turn left when traffic police give these hand signals.
A、Right
B、Wrong
Answer：A
7、The sign on the right warns of a hump bridge right ahead.
A、Right
B、Wrong
Answer：B
8、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
9、The sign on the right warns of children on the section ahead.
A、Right
B、Wrong
Answer：B
10、When a tire suddenly bursts on the road, in which of the following ways can motor vehicle drivers keep safe?
A、Applying emergency braking and pulling over
B、Firmly holding the steering wheel and keeping the vehicle going straight
C、Immediately releasing the accelerator pedal
D、Gently depressing the brake pedal
Answer：BCD
11、How many kinds of law-breaking acts are displayed in flash 5?
A、One
B、Two
C、Three
D、Four
Answer：C
12、When the tire pressure is too low, what will happen if the tire changes its shape in waves and increases in temperature due to fast movement?
A、Unstable tire pressure
B、Even lower tire pressure
C、Driving resistance increases
D、Tire burst
Answer：D
13、When approaching the turning point of a road, in which of the following ways will motor vehicle drivers easily cause a traffic accident?
A、Driving ahead by occupying the opposite lane
B、Turning the steering wheel quickly when passing through the curve
C、Not reducing speed until driving onto the curve
D、Driving by the right side
Answer：ABC
14、When a motor vehicle stops temporarily in a rainy day,which lamp should be turned on?
A、Front and rear fog lamps
B、Hazard lamps
C、Headlamps
D、Reverse lamps
Answer：B
15、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
16、The sign on the right warns of a guarded railway intersection ahead.
A、Right
B、Wrong
Answer：B
17、After a tire bursts and before the driver can control the speed of the vehicle, he/she should not risk using the foot brake to stop the vehicle. Otherwise, a horizontal swing of the vehicle can cause greater danger.
A、Right
B、Wrong
Answer：A
18、As shown in the flash, the driver's act is correct.
A、Right
B、Wrong
Answer：B
19、When driving on the highway in foggy, rainy, or snowy weather with a range of visibility between 100 meters and 200 meters, what should motor vehicle drivers do?
A、Turn on the fog lamp, low-beam, clearance lamp and front and rear position lamp
B、Drive at a speed of no more than 60 km/hour
C、Keep a breaking distance of more than 100 meters from the vehicle in front in the same lane
D、Leave the highway from the nearest exit as soon as possible
Answer：ABC
20、When a motor vehicle needs to stop for inspection after having an accident on an expressway, where should the driver park?
A、On the far outer lane
B、On the inner lane
C、On the emergency lane
D、In the triangle area on the ramp
Answer：C