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、In the condition of low visibility, drivers should turn on the low-beam when setting off
A、Right
B、Wrong
Answer：A
3、The sign on the right indicates the road width ahead is limited to 3 meters.
A、Right
B、Wrong
Answer：A
4、Under this circumstance, motor vehicle drivers should give the right of way to oncoming vehicle.
A、Right
B、Wrong
Answer：A
5、The signs on each side warn of changes in road alignment ahead.
A、Right
B、Wrong
Answer：A
6、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
7、On a mountain road, what should the driver do in this situation?
A、Drive on the left and speed up to bypass
B、Stop to observe and pass slowly
C、Observe closely and pass as soon as possible
D、Sound the horn several times and pass slowly
Answer：C
8、The sign on the right warns for disabled people ahead.
A、Right
B、Wrong
Answer：A
9、The driver may not yield when the motor vehicle encounters this situation at the intersection.
A、Right
B、Wrong
Answer：B
10、Under this circumstance, motor vehicle drivers should not reduce speed.
A、Right
B、Wrong
Answer：B
11、The sign on the right indicates that the speed limit of 40km/hour is lifted on the road ahead.
A、Right
B、Wrong
Answer：A
12、When approaching a vehicle on a narrow slope, which one of the following ways is correct?
A、The descending vehicle yields to the ascending
B、The vehicle which is further from the slope crest should yield
C、The ascending vehicle yields to the descending
D、If the descending vehicle has reached the midpoint while the ascending vehicle has not yet set out, the descending vehicle must yield.
Answer：A
13、The sign on the right warns of a wildlife protection area ahead.
A、Right
B、Wrong
Answer：B
14、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
15、As shown in the flash, what should the driver do when the motor vehicle encounters this situation?
A、Speed up and pass rapidl
B、Stop immediately
C、Sound the horn to indicate the pedestrians to yield
D、Observe the movement of pedestrians and non-motor vehicles before passing
Answer：D
16、What should be done by drivers in order to drive safely on the road in this condition?
A、Make a large turn on the left side of the road
B、Make a turn on the central line of the curve
C、Make a small turn on the right side of the road
D、Make a turn by borrowing the opposite lane
Answer：C
17、Drivers may cross these central solid and broken yellow lines when overtaking.
A、Right
B、Wrong
Answer：B
18、When driving, besides paying attention to keeping a safe distance from the vehicle in front, drivers should also be prudent when braking so as to avoid a rear-end collision caused by a vehicle behind.
A、Right
B、Wrong
Answer：A
19、The sign on the right indicates a bypass flow intersection ahead.
A、Right
B、Wrong
Answer：B
20、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