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、The sign on the right warns of a non-motor vehicle lane.
A、Right
B、Wrong
Answer：B
3、The sign on the right side warns of a sharp right turn ahead.
A、Right
B、Wrong
Answer：A
4、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
5、Mr Hao drove a heavy dump truck with 84.84 tons of cargo (truck allowing for 15.58 tons). When he drove on the No 262 provincial highway in Luanxian County, at the spot of 34 kilometers mark by 623 meters, his truck overturned onto the sideway after a rear-end collision with another truck in front carrying 45.85 tons of cargo(a truck allowing for 1. 71 tons). As a result of this accident, 19 people were killed and 17 injured. What's the common illegal act of the two drivers?
A、Speeding
B、Overloaded
C、Fatigued driving
D、Driving after drinking
Answer：B
6、One day, Mr. Yang drove a large bus with 57 passengers(bus capacity 55 people)from 7 pm to 1 am the following morning. At the spot of 3008 kilometers mark by 110 meters on the No. 050 National Road in Jin Chengjiang District, the bus had a malignant traffic accident caused by front left tire burst, killing12 people and injuring 22. What's the main illegal act committed by Mr Yang?
A、Fatigued driving
B、Carrying more passengers than permitted
C、Speeding
D、Misoperation
Answer：AB
7、If a driver finds there is no vehicle behind, he/she may change lanes without turning on the indicator.
A、Right
B、Wrong
Answer：B
8、After a motor vehicle enters the ramp from an expressway, it should reduce its speed below the prescribed speed limit.
A、Right
B、Wrong
Answer：A
9、When encountering this situation, which of the following is the correct way to overtake other vehicles?
A、Turn on high-beam
B、Use high-beam and low-beam alternatively
C、Turn on low-beam
D、Turning on hazard lamp
Answer：B
10、When driving in thick fog causing poor visibility on the expressway, the driver should apply emergency braking to stop at once.
A、Right
B、Wrong
Answer：B
11、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
12、The broken white line rectangle area on the right side of the road indicates that long stopping is permitted here.
A、Right
B、Wrong
Answer：B
13、The sign on the left warns that there are vehicles converging into the intersection on the left.
A、Right
B、Wrong
Answer：A
14、What should a driver do before entering a tunnel on an expressway
A、Turn on the high-beam
B、Turn on the width lamp and the tail lamp
C、Turn on the low-beam
D、Sound the horn before entering the tunnel
Answer：C
15、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
16、As shown in this picture, the vehicles intending to turn left are not allowed to drive into left-turn waiting area directly to wait for green light.
A、Right
B、Wrong
Answer：B
17、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
18、This sign warns to bypass from the right side to avoid the roadblock.
A、Right
B、Wrong
Answer：B
19、The sign on the right warns of low-lying road ahead.
A、Right
B、Wrong
Answer：A
20、When driving in a strong wind, drivers should abruptly turn the steering wheel to return to the original direction if they feel the vehicle deviates horizontally due to a strong gale.
A、Right
B、Wrong
Answer：B