1、Mr. Zou drove a large sleeper coach (capacity 35 people and carrying 47 passengers). At the spot of 938 kilometers of the Jinggang'ao Expressway, large amounts of dangerous chemicals in the coach blew up, killing 41 people and injuring 6. What are the main illegal acts in this case?
A、Carrying more passengers than permitted
B、Passengers carried flammable and explosive substances
C、Speeding
D、Illegal parking
Answer：AB
2、The sign on the right side indicates no entry for all vehicles.
A、Right
B、Wrong
Answer：A
3、During normal driving, the driver should do his/her best to run close to or on the central line so as not to allow oncoming vehicles any opportunity to occupy his own route.
A、Right
B、Wrong
Answer：B
4、Under such circumstances, motor vehicle drivers should bypass on the left quickly.
A、Right
B、Wrong
Answer：B
5、The sign on the right warns of a ferry crossing 100 meters after turning right at the intersection ahead.
A、Right
B、Wrong
Answer：A
6、When parking temporarily in this situation, motor vehicle drivers are allowed to turn the steering wheel left to avoid sliding.
A、Right
B、Wrong
Answer：A
7、When parking temporarily in this situation, motor vehicle drivers are allowed to turn the steering wheel right to avoid sliding.
A、Right
B、Wrong
Answer：A
8、Dangerous chemicals possess the characteristics of explosion, inflammation, poison, erosion and radiation.
A、Right
B、Wrong
Answer：A
9、When driving a motor vehicle into a traffic flow, drivers should not hold up other vehicles.
A、Right
B、Wrong
Answer：A
10、When a wounded person is unable to get off the vehicle by himself/herself, he/she should be removed from the vehicle so as to avoid a secondary injury.
A、Right
B、Wrong
Answer：A
11、Drivers may go straight and pass through when traffic police give these hand signals
A、Right
B、Wrong
Answer：B
12、After setting off from a roadside, motor vehicle drivers should watch both sides of the road, turn left and drive into the normal lane slowly.
A、Right
B、Wrong
Answer：A
13、The sign in front indicates the distance to highway destination.
A、Right
B、Wrong
Answer：B
14、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
15、Drivers may temporarily cross these central solid double yellow lines when overtaking.
A、Right
B、Wrong
Answer：B
16、When encountering such a situation, the vehicles should cut speed or stop to yield as approaching each other.
A、Right
B、Wrong
Answer：A
17、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
18、When a motor vehicle passes over an overflowing bridge, what should the driver do after stopping and observing closely?
A、Change to a high gear and pass rapidly
B、Constantly observe the changes of the flow
C、Prepare to stop at any time
D、Change to a low gear and pass through at a constant speed
Answer：D
19、If a fast-moving motor vehicle has a steering failure, using emergency braking will not cause an overturn.
A、Right
B、Wrong
Answer：B
20、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