1、Having driven his vehicle at 110km/hour on an urban road, Mr. Lin is trying to leave the scene after a rear-end collision but is held back by bystanders. The alcohol concentration in his blood, tested in an alcohol test by the traffic police, is 135.8mg per hundred milliliters. Which of the following law-breaking acts did Mr. Lin commit?
A、Drunk driving
B、Speeding
C、Fatigued driving
D、Hit-and-run driving
Answer：ABD
2、When driving on a muddy road, what should the driver do?
A、Try to avoid using the foot brake
B、Drive slowly in mid or low gear
C、Firmly hold the steering wheel
D、Speed up and pass through
Answer：ABC
3、When a tire suddenly bursts on the road, what should not be done by the driver?
A、Keep calm and release the accelerator pedal slowly
B、Hold the steering wheel firmly to ensure the vehicle goes straight
C、Apply emergency braking and stop the vehicle in the shortest possible time
D、Gently depress the brake pedal after the vehicle slows down
Answer：C
4、The sign above the tunnel indicates a height limit of 3.5 meters on the road ahead.
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、The sign on the right warns of a narrowed road on both sides ahead.
A、Right
B、Wrong
Answer：B
7、Drivers are not allowed to cross these lane-dividing lines when overtaking in the same direction.
A、Right
B、Wrong
Answer：A
8、Sideslip happens most easily on which one of the following road surfaces?
A、Dry concrete road
B、Road surface at the beginning of rain
C、Damp concrete road surface
D、Road in heavy rain
Answer：B
9、When driving on a long downhill road, which is the best way to control driving speed?
A、Coast in neutral gear
B、Depress the clutch and coast
C、Use the engine to brake
D、Depress the brake pedal continuously
Answer：C
10、The cross-hatched marking indicates an area where vehicle drivers are allowed to stop and wait.
A、Right
B、Wrong
Answer：B
11、The sign on the right warns of a wildlife protection area ahead.
A、Right
B、Wrong
Answer：B
12、The slow-down-and-yield line at the intersection ahead indicates that vehicle drivers should stop and give the right of way to vehicles on the trunk road.
A、Right
B、Wrong
Answer：B
13、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
14、When a bus encounters an unexpected situation or an accident, the driver should do his best to minimize the loss and should never cause a secondary accident or even greater loss for the sake of avoiding danger.
A、Right
B、Wrong
Answer：A
15、Under such circumstances, motor vehicle drivers may sound the horn at the proper time and speed up to pass through.
A、Right
B、Wrong
Answer：B
16、The leading cause of this accident is that the driver failed to make sure that it was safe to reverse before doing so.
A、Right
B、Wrong
Answer：A
17、Drivers are not allowed to drive on or across these filled-in slanted yellow lines.
A、Right
B、Wrong
Answer：A
18、Which of the following acts are prohibited when passing through a tunnel?
A、Overtaking
B、Stopping
C、Making a U-turn
D、Reversing
Answer：ABCD
19、The sign in front is an advance announcement of famous places and distances en route.
A、Right
B、Wrong
Answer：A
20、Motor vehicle drivers may reverse at an intersection.
A、Right
B、Wrong
Answer：B