1、In which ones of the following ways can motor vehicle drivers effectively prevent braking failure?
A、Maintaining the braking system periodically
B、Checking the free brake pedal travel before driving
C、Using the braking system correctly to avoid brake-fade
D、For vehicles with hydraulic braking system, checking if the brake fluid leaks before driving
Answer：ABCD
2、Under such circumstance at an intersection. motor vehicle drivers should be prepared to stop and yieldat any time.
A、Right
B、Wrong
Answer：A
3、As shown in the flash, the driver's act is correct.
A、Right
B、Wrong
Answer：B
4、Motor vehicles should stop and wait when encountering two red lights flashing alternately at evel crossings.
A、Right
B、Wrong
Answer：A
5、The sign on the right indicates a passing bay ahead.
A、Right
B、Wrong
Answer：A
6、When making a turn on a mountainous road, drivers should cut speed, sound the horn and drive along the right side.
A、Right
B、Wrong
Answer：A
7、When a motor vehicle deviates from the normal direction due to steering failure, what should the driver do?
A、Immediately steer and adjust
B、Reduce speed and stop the vehicle as early as possible
C、Steer to the side where there is no obstacle to evade
D、Steer to the side where there is an obstacle to evade
Answer：B
8、What should the driver do when seeing these hand signals?
A、Turn left at the intersection
B、Stop and wait
C、Go straight at the intersection
D、Drive to the waiting area for turning left
Answer：B
9、What needs attention when a motor vehicle drives on a road covered with ice and snow?
A、Braking length is extended
B、Anti-skating resistance will be greater
C、The adhesive force of the road will be greater
D、The braking length will be shorter
Answer：A
10、The sign on the left indicates the destinations of two highway directions
A、Right
B、Wrong
Answer：A
11、The sign on the right side warns of an emergency lane 500 meters ahead.
A、Right
B、Wrong
Answer：A
12、The road marker on the right side indicates that drivers may overtake by borrowing this road.
A、Right
B、Wrong
Answer：B
13、This sign indicates that vehicles can either drive straight or turn right at the fly-over junction ahead.
A、Right
B、Wrong
Answer：B
14、When driving on a road covered with ice and snow, drivers tend to encounter glare caused by reflection of light rays from the road surface.
A、Right
B、Wrong
Answer：A
15、The sign in front indicates a 4-kilometer distance from the next exit.
A、Right
B、Wrong
Answer：A
16、The main impact of muddy roads on safe driving is that the wheels may easily spin and skid
A、Right
B、Wrong
Answer：A
17、What should motor vehicle drivers do under the circumstance shown in the flash?
A、Drive by borrowing the opposite lane
B、Brake suddenly and pass through at a lower speed
C、Drive by the outer side of the curve
D、Reduce speed fully and drive by the right side
Answer：D
18、When encountering this situation around a school, the driver should speed up and pass as quickly as possible.
A、Right
B、Wrong
Answer：B
19、When parking for a long time on an upward slope due to breakdown on the road, drivers should use this method to stop up wheels.
A、Right
B、Wrong
Answer：B
20、When a wounded person suffering burns is thirsty he/she may drink a small quantity of lightly salty water.
A、Right
B、Wrong
Answer：A