1、Gun powder, explosives and detonating powder belong to which of the following dangerous chemicals?
A、Oxidizing materials
B、Inflammable solid materials
C、Explosives
D、Self-igniting articles
Answer：C
2、What's the main impact of foggy weather on safe driving?
A、Easy to slide sideways
B、Low visibility
C、Increase the resistance
D、Widen the field of vision
Answer：B
3、When a motor vehicle deviates from the normal direction due to steering failure and an accident is unavoidable, what should the driver do?
A、Apply emergency brake
B、Immediately steer and adjust
C、Immediately steer to the side where there is no obstacle and evade
D、Immediately steer to the side where there is an obstacle and evade
Answer：A
4、The driver should pay attention to the left side when the motor vehicle passes this intersection.
A、Right
B、Wrong
Answer：B
5、Where is the proper parking place for breakdown motor vehicles stopping for examination?
A、In the far outer lane
B、In the inner lane
C、In the emergency lane
D、Entrance area of the ramp
Answer：C
6、The guide arrow on the road surface of this lane indicates that only left and right turns are permitted on the lanes ahead.
A、Right
B、Wrong
Answer：A
7、Under such circumstances, the driver should stop the vehicle and yield to pedestrians.
A、Right
B、Wrong
Answer：A
8、The sign on the right warns of three or more winding roads ahead.
A、Right
B、Wrong
Answer：B
9、Motor vehicles are not allowed to reverse in a tunnel.
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 turn left when seeing these hand signals.
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、Drivers may cross these lane-dividing lines to change lanes in the same direction.
A、Right
B、Wrong
Answer：B
14、The road marker on the right side indicates that drivers may overtake by borrowing this road.
A、Right
B、Wrong
Answer：B
15、Mr. Tong drove a large bus(capacity 55 people and carrying 54)to Taiyuan City. When he drove on a muddy road at the speed of 45 kilometers per hour, the bus skidded into a deep ditch, killing 14 people dead and badly injuring 40 What's the main illegal act committed by Mr Tong?
A、Overloaded
B、Speeding
C、Driving after drinking
D、Fatigued driving
Answer：B
16、The sign on the right indicates that drivers should choose their lanes in accordance withthe directions indicated by arrows.
A、Right
B、Wrong
Answer：A
17、When this signal is constantly flashing, how should a driver react?
A、Speed up as soon as possible
B、Pull over and wait
C、Observe the traffic situation around to make sure of safe driving
D、Refrain from passing
Answer：C
18、The sign on the right indicates to stop and yield at the intersection ahead.
A、Right
B、Wrong
Answer：A
19、The main reason for this accident is that the pedestrian crossed the street in front of the motor vehicle.
A、Right
B、Wrong
Answer：B
20、The sign on the right side warns of a sharp right turn ahead.
A、Right
B、Wrong
Answer：A