1、When braking, side skid or tail swing may occur if the rear wheels are blocked.
A、Right
B、Wrong
Answer：A
2、How many kinds of law-breaking acts are displayed in flash 4?
A、One
B、Two
C、Three
D、Four
Answer：C
3、When the engine suddenly stalls on the road, what should the driver do?
A、Stop the vehicle and overhaul it immediately
B、Immediately turn on the hazard lamps
C、Move the vehicle to a place where it will not obstruct the traffic flow
D、Set up a breakdown warning sign
Answer：BCD
4、When encountering this situation in a residential area, the driver should follow them closely.
A、Right
B、Wrong
Answer：B
5、What should the motor vehicle driver do when the motor vehicle encounters the crosswalk in thissituation?
A、Slow down and pass
B、Speed up and pass
C、Sound the horn and pass
D、Stop immediately
Answer：A
6、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
7、Rescue personnel should check the breath of the unconscious person before applying any other emergency treatment.
A、Right
B、Wrong
Answer：A
8、The sign on the right warns of a wet road surface ahead.
A、Right
B、Wrong
Answer：A
9、The sign on the right indicates that vehicles from the primary road have priority.
A、Right
B、Wrong
Answer：A
10、What should the driver do when he/she encounters an oncoming ambulance in the same lane?
A、Keep to the side and reduce speed or stop to yield
B、Drive ahead by occupying another lane
C、Yield by speeding up and changing lanes
D、Drive ahead in the original lane
Answer：A
11、Drivers may go ahead when traffic polices posture is like this.
A、Right
B、Wrong
Answer：A
12、When a motor vehicle accidentally hits the guardrail of a highway, an effective protective measure is to turn dramatically in the opposite direction.
A、Right
B、Wrong
Answer：B
13、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
14、The white solid line on the right side of the road indicates the boundary of a driving lane and crosswalk.
A、Right
B、Wrong
Answer：B
15、The sign on the right warns of a guarded crossing 150 meters ahead.
A、Right
B、Wrong
Answer：B
16、The sign on the right warns of a non-motor vehicle lane.
A、Right
B、Wrong
Answer：B
17、The sign on the right warns of traffic signals ahead.
A、Right
B、Wrong
Answer：A
18、If a fast-moving motor vehicle has a steering failure, using emergency braking will not cause an overturn.
A、Right
B、Wrong
Answer：B
19、Driving and smoking has no negative effect on safe driving
A、Right
B、Wrong
Answer：B
20、What should motor vehicle drivers do when approaching an oncoming vehicle on a frozen road?
A、Cut speed as approaching each other
B、Pass each other by speeding up properly
C、Pass each other slowly by cutting speed in advance
D、Pass each other along the central line to the best
Answer：C