1、Mr. Qi drove a large bus with 28 passengers(capacit 55 people). When arriving at an intersection without any traffic signals from south to north at a speed of 50 kilometers per hour, the bus had a side collision with Mr. Li's heavy semi-trailer tractor (capacity 40 tons and carrying 55.2 tons) running from east to west. As a result of this accident, 12 people were killed and 17 injured. What are the main illegal acts in this case?
A、The bus carried more passengers than capacity
B、The bus exceeded the speed limit
C、The tractor carried more cargo than capacity
D、The driver of the tractor was inexperienced
Answer：BC
2、The sign on the right warns of entering a tunnel, and requires reduced speed.
A、Right
B、Wrong
Answer：B
3、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
4、The driver may not change lanes when the motor vehicle turns right at this intersection.
A、Right
B、Wrong
Answer：B
5、Drivers may cross these central solid and broken yellow lines when overtaking.
A、Right
B、Wrong
Answer：B
6、When driving a motor vehicle equipped with power steering, the driver should firmly hold the steering wheel and drive slowly if he/she suddenly finds that steering is difficult.
A、Right
B、Wrong
Answer：B
7、How to reduce speed or stop when driving on a road covered with snow and ice?
A、Take full advantage of driving brake
B、Take full advantage of the control power from engine
C、Take full advantage of parking brake
D、Take full advantage of speed retarder
Answer：B
8、The guide line of a changeable lane indicates that drivers can choose their direction at will.
A、Right
B、Wrong
Answer：B
9、The sign on the right warns of a hump bridge right ahead.
A、Right
B、Wrong
Answer：B
10、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
11、How should motor vehicle drivers make a U-turn at the intersection ahead?
A、Make a U-turn in the waiting area for turning left
B、Make a U-turn at the broken line area of the Intersection
C、Wait until the left-turn indicator is on
D、Wait until the straight-going signal is on
Answer：B
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、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
14、The diamond-shaped sign on the road indicates a crosswalk on the road ahead.
A、Right
B、Wrong
Answer：A
15、In the flash, it is correct for the driver to behave this way when there is a traffic jam caused by an accident on the expressway.?
A、Right
B、Wrong
Answer：B
16、When encountering a school bus which stops at the right roadside and students are embarking or disembarking, and there are three motor vehicle lanes in each direction, motor vehicle drivers on the left lane behind the bus should stop and wait.
A、Right
B、Wrong
Answer：B
17、Which is the correct way to use a fire extinguisher?
A、Stand on the leeward side
B、Direct the fire extinguisher at the source of fire
C、Try to approach the source of fire as close as possible
D、Direct the fire extinguisher at the flames
Answer：B
18、What should motor vehicle drivers do under such circumstances at night?
A、Turn off the headlamp when approaching
B、Use low-beam
C、Use high-beam
D、Turn off all lamps in advance
Answer：B
19、What should the driver do when the motor vehicle encounters this situation?
A、Overtake immediatel
B、Sound the horn continuously to warn
C、Maintain safety distance and overtake
D、Sound horn and speed up to overtake
Answer：C
20、The sign on the right indicates notice by sounding the horn.
A、Right
B、Wrong
Answer：B