1、When parking for a long time on an upward slope due to breakdown on the road, drivers should use this method to stop up wheels.
A、Right
B、Wrong
Answer：B
2、When a motor vehicle temporarily stops in fog, which lamp should be turned on?
A、Hazard lamp, clearance lamp and rear position lamp
B、Left-turn indicator, clearance lamp and rear position amp
C、Headlamp, clearance lamp and rear position lamp
D、Reverse lamp, clearance lamp and rear position lamp
Answer：A
3、When an erosive material catches fire, it should not be put out with water cannon.
A、Right
B、Wrong
Answer：A
4、The sign on the right indicates the road width ahead is limited to 3 meters.
A、Right
B、Wrong
Answer：A
5、The sign in front is an advance announcement of the directions led by this intersection.
A、Right
B、Wrong
Answer：A
6、If a motor vehicle breaks down or causes a traffic accident on the expressway and cannot run normally the vehicle may be towed by any accompanying motor vehicles.
A、Right
B、Wrong
Answer：B
7、When extinguishing fire, the synthetic-made garments should not be taken off in order to protect the exposed skin from burning.
A、Right
B、Wrong
Answer：B
8、When there is a sudden braking failure on the road, what should be done by the driver?
A、Firmly holding the steering wheel and controlling the direction
B、Immediately changing to a low gear to reduce speed
C、Using the stopping brake to reduce speed
D、Turning on the hazard lamps
Answer：ABCD
9、This sign warns to bypass from either side to avoid roadblock.
A、Right
B、Wrong
Answer：A
10、Once inflammable gas causes a fire disaster, it should be put out with water in good time.
A、Right
B、Wrong
Answer：B
11、Mr. He drove his large bus with 53 passengers (permitted carrying capacity 47) to 454 km mark by 100m along the Yining-hefei Expressway in Nanjing jurisdiction, where he was tailgated by a heavy-type semitrailer tractor. The bus left the road, breaking through the guardrail and catching fire. 17 people were killed and 27 injured. Which of the following law-breaking acts did Mr. He commit?
A、Speeding
B、Exceeding the carrying capacity of the motor bus
C、Driving a motor vehicle overdue for annual inspection
D、Improper operation
Answer：B
12、This sign indicates the traffic broadcast and radio television channel of highway.
A、Right
B、Wrong
Answer：B
13、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
14、What matters need attention when driving on a rainy day?
A、Avoid using the emergency brake or making sharp turns
B、Keep a safe enough distance
C、Observe the traffic situation of non-motor vehicles and surrounding pedestrians
D、Drive at a safe speed
Answer：ABCD
15、When driving into the traffic flow on a main road from a relief road, drivers should speed up.
A、Right
B、Wrong
Answer：B
16、The sign on the right warns of an embankment road 200 meters ahead.
A、Right
B、Wrong
Answer：A
17、The leading cause of this accident is that the driver failed to make sure that it was safe to reverse before doing so.
A、Right
B、Wrong
Answer：A
18、When encountering such pedestrians while driving, a longer safety distance should be kept by drivers.
A、Right
B、Wrong
Answer：A
19、When driving on an expressway, drivers should not frequently change lanes.
A、Right
B、Wrong
Answer：A
20、Drivers may cross these lane-dividing lines to change lanes in the same direction.
A、Right
B、Wrong
Answer：B