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、When a bus encounters an unexpected situation or an accident, the driver should do his best to minimize the loss and should never cause a secondary accident or even greater loss for the sake of avoiding danger.
A、Right
B、Wrong
Answer：A
3、Drivers may go ahead when traffic polices posture is like this.
A、Right
B、Wrong
Answer：A
4、The sign on the right warns of a danger from rockfall on the left side.
A、Right
B、Wrong
Answer：A
5、What needs attention when a motor vehicle drives on a road covered with ice and snow?
A、Braking length is extended
B、Anti-skating resistance will be greater
C、The adhesive force of the road will be greater
D、The braking length will be shorter
Answer：A
6、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
7、As shown in this flash, what should the motor vehicle driver do when encounters this situation?
A、Use the mergency brake
B、Turn sharply and pass rapidly
C、Slide over rapidly without encountering collision
D、Stop smoothly
Answer：D
8、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
9、Drivers may turn left when seeing these hand signals.
A、Right
B、Wrong
Answer：A
10、As shown in this picture, the intersection guide line is designed to help drivers make turns.
A、Right
B、Wrong
Answer：A
11、The sign on the right warns of an unguarded railway intersection ahead.
A、Right
B、Wrong
Answer：B
12、When going straight or turning right, drivers are not allowed to drive on or across the guide lines on both sides of the intersection.
A、Right
B、Wrong
Answer：A
13、When encountering this situation in a residential area the driver should speed up and pass in front of the bicycle.
A、Right
B、Wrong
Answer：B
14、The motor vehicle may promptly overtake the vehicle in front from the left side in this situation.
A、Right
B、Wrong
Answer：B
15、What is the intersection ahead indicated by the right sign?
A、T-shaped intersection
B、Y-shaped intersection
C、Cross-shaped intersection
D、Roundabout
Answer：D
16、When rescuing a wounded person suffering blood loss in an emergency, it is necessary to first stop the bleeding by compression before other treatments are taken in accordance with the conditions of bleeding.
A、Right
B、Wrong
Answer：A
17、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
18、When making a turn on a mountainous road, drivers should cut speed, sound the horn and drive along the right side.
A、Right
B、Wrong
Answer：A
19、For evading an emergency on an expressway, which of the following principles should drivers stick to?
A、Evading vehicles first and objects later
B、Evading people first and objects later
C、Evading vehicles first and people later
D、Evading objects first and people later
Answer：B
20、Under such circumstances, what should motor vehicle drivers do?
A、Continuously sound the horn
B、Pass quickly
C、Pass at a lower speed
D、Bypass from either side
Answer：C