1、When putting out a fire disaster that gives out corrosive steam or poisonous gas, the firefighters should wear gas masks and other related protective articles and operate from the windward side.
A、Right
B、Wrong
Answer：A
2、The sign on the right warns for disabled people ahead.
A、Right
B、Wrong
Answer：A
3、Mr Peng drove a heavy semi-trailer tractor with 37.7 tons of cargo(capacity 25 tons). When descending a slope on the Daguang Expressway, the tractor had a rear-end collision with Mr. Li's heavy dump truck ( carrying 3.17 cubes of loess and 24 passengers in the container)occupying the emergency lane. As a result of this accident, 16 people were killed and 13 injured What are the main illegal acts in this case?
A、Mr Peng exceeded the speed limit
B、Mr. Peng's tractor carried more cargo than limited
C、Mr Li illegally drove in the emergency lane
D、Mr. Li's truck illegally carried passengers in the container
Answer：BCD
4、When encountering a road like this, motor vehicle drivers should downshift in advance and- control speed by braking the engine.
A、Right
B、Wrong
Answer：A
5、Dangerous chemicals possess the characteristics of explosion, inflammation, poison, erosion and radiation.
A、Right
B、Wrong
Answer：A
6、Motor vehicles are not allowed to stop in this area for a long time.
A、Right
B、Wrong
Answer：A
7、The sign on the right warns of a bumpy road ahead.
A、Right
B、Wrong
Answer：B
8、Under such circumstance at an intersection. motor vehicle drivers should be prepared to stop and yieldat any time.
A、Right
B、Wrong
Answer：A
9、When there is no bandage for rescuing a wounded person, which of the following measures is wrong?
A、Dress the wounds with a handkerchief
B、Dress the wounds with a towe
C、Dress the wounds with cotton clothes
D、Dress the wounds with string
Answer：D
10、When driving on this dangerous mountainside road, motor vehicles should drive along the right side of the road.
A、Right
B、Wrong
Answer：A
11、When a motor vehicle passes over an inundated road the driver should change to a low gear and pass at a constant speed.
A、Right
B、Wrong
Answer：A
12、The sign on the right indicates that the speed limit of 40km/hour is lifted on the road ahead.
A、Right
B、Wrong
Answer：B
13、Which one of the following statements is the safest measure for a motor vehicle driver to take on this kind of road?
A、Accelerate to overtake the vehicle in front as soon as possible
B、Sound the horn to warn the vehicle in front to vield
C、Follow the vehicle in front and keep a certain distance
D、Overtake the vehicle in front from its righthand
Answer：C
14、The right-front sign indicates a time-regulated pedestrian area.
A、Right
B、Wrong
Answer：A
15、Which one of the following statements is correct in this situation?
A、Vehicles are prohibited from passing in the lanes on either side
B、Move into the lane on either side at a reduced speed
C、Move into the lane on the right side
D、Move into the lane on either side at an increased speed
Answer：A
16、When following other vehicles on a foggy day, what should the driver do?
A、Maintain a large safety distance
B、Turn on the high-beam
C、Turn on the low-bea
D、Sound the horn in due time
Answer：A
17、The sign on the right indicates a section for ascertaining the distance between the vehicles 200 meters ahead.
A、Right
B、Wrong
Answer：A
18、When encountering this situation in a residential area, the driver should follow them closely.
A、Right
B、Wrong
Answer：B
19、When the wounded person is suffering main artery bleeding, where should the rescue personnel press by thumb to stop the bleeding?
A、The artery near the heart
B、The artery lower to the wound
C、The artery further from the heart
D、The artery in the center of the wound
Answer：A
20、When a tire suddenly bursts on the road, in which of the following ways can motor vehicle drivers keep safe?
A、Applying emergency braking and pulling over
B、Firmly holding the steering wheel and keeping the vehicle going straight
C、Immediately releasing the accelerator pedal
D、Gently depressing the brake pedal
Answer：BCD