1、How many kinds of law-breaking acts are displayed in flash 3?
A、One
B、Two
C、Three
D、Four
Answer：B
2、Under such circumstances, the driver should stop the vehicle and yield to pedestrians.
A、Right
B、Wrong
Answer：A
3、The sign on the right warns of a continuous downhill section ahead.
A、Right
B、Wrong
Answer：B
4、In rain, the most effective way to avoid the danger arising from "water slide" is to drive at high speed
A、Right
B、Wrong
Answer：B
5、The red car is allowed to drive on this lane.
A、Right
B、Wrong
Answer：B
6、The cross-hatched marking indicates an area where vehicle drivers are not allowed to stop.
A、Right
B、Wrong
Answer：A
7、What should drivers keep in mind when driving on amountainous road?
A、Keep a safe distance
B、Avoid occupancy of another lane when making a turn
C、Downshift in advance when ascending an abrupt slope
D、Taking full advantage of engine braking when descending a long slope
Answer：ABCD
8、When parking temporarily on a snowy day, drivers should turn on the headlamp and fog lamp.
A、Right
B、Wrong
Answer：B
9、Under such circumstance at an intersection. motor vehicle drivers should be prepared to stop and yieldat any time.
A、Right
B、Wrong
Answer：A
10、Rescue personnel should check the breath of the unconscious person before applying any other emergency treatment.
A、Right
B、Wrong
Answer：A
11、As shown in the flash, the motor vehicle chooses a correct way to pass through the level crossing.
A、Right
B、Wrong
Answer：A
12、The sign in front is an advance announcement of the directions led by the interchange.
A、Right
B、Wrong
Answer：A
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、what should motor vehicle drivers do under the circumstances shown in the flash?
A、Reduce speed or stop to yield
B、Sound the horn to warn the pedestrians to yield
C、Pass before the pedestrians
D、Immediately change to another lane to bypass the pedestrians
Answer：A
15、Motor vehicles should stop and wait when encountering two red lights flashing alternately at evel crossings.
A、Right
B、Wrong
Answer：A
16、At 13: 10 pm, Mr Luo set out in his medium bus from 0 km mark on the highway, and by 14: 10 had passed the 125km mark by 200 meters, he caused a rear-end collision with a motor vehicle that ran into the side slope on the southwest side, killing 11 people and injuring 2. Which of the following law-breaking acts did Mr. Luo commit?
A、Speeding
B、Driving not in accordance with traffic markings
C、Exceeding carrying capacity
D、Fatigued driving
Answer：A
17、When encountering an emergency on a highway, the driver should not drastically turn to evade.
A、Right
B、Wrong
Answer：A
18、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
19、What should a motor vehicle driver do to ensure safety when experiencing a breakdown at night?
A、Park in a safe place
B、Turn on hazard lamp
C、Turn on clearance lamp and tail lamp
D、Set up a warning sign in accordance with regulation
Answer：ABCD
20、The sign on the right indicates a left-turn bypass route at the intersection ahead.
A、Right
B、Wrong
Answer：A