1、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
2、The guide arrow on the road surface of this lane indicates that U-turns and left turns are permitted at the intersection ahead.
A、Right
B、Wrong
Answer：A
3、The sign on the right warns of a wet road surface ahead.
A、Right
B、Wrong
Answer：A
4、vehicles to pass an intersection marked with this sign?
A、Stopping and observing the traffic situation around the intersection
B、Approaching the intersection by speeding up
C、Approaching the intersection at a reduced speed
D、Observing the traffic situation on the left rear side
Answer：A
5、Under such circumstances, what should be done bY motor vehicle drivers in order to yield to the pedestrians politely?
A、Set off after pedestrians pass
B、Set off and bypass in front of the pedestrians
C、Sound the horn to warn the pedestrians to yield
D、Set off and approach the pedestrians slowly
Answer：A
6、Motor vehicle drivers are allowed to overtake as long as there are no oncoming vehicles.
A、Right
B、Wrong
Answer：B
7、When driving on an expressway, drivers should not frequently change lanes.
A、Right
B、Wrong
Answer：A
8、The sign on the right warns of a guarded railway crossing 100 meters ahead.
A、Right
B、Wrong
Answer：B
9、When driving on the highway in foggy, rainy, or snowy weather with a range of visibility between 100 meters and 200 meters, what should motor vehicle drivers do?
A、Turn on the fog lamp, low-beam, clearance lamp and front and rear position lamp
B、Drive at a speed of no more than 60 km/hour
C、Keep a breaking distance of more than 100 meters from the vehicle in front in the same lane
D、Leave the highway from the nearest exit as soon as possible
Answer：ABC
10、On a mountain road, what should the driver do in this situation?
A、Drive on the left and speed up to bypass
B、Stop to observe and pass slowly
C、Observe closely and pass as soon as possible
D、Sound the horn several times and pass slowly
Answer：C
11、How will the adhesive force of road change when speed increases on a damp and slippery road?
A、Increase sharply
B、increase gradually
C、decrease sharply
D、No change
Answer：C
12、When driving into the traffic flow on a main road from a relief road, drivers should speed up.
A、Right
B、Wrong
Answer：B
13、When a tire bursts suddenly on the road, the driver should refrain from violently depressing the brake pedal in panic. Instead, he/she should try his/her best to change to a low gear and use engine braking to reduce the speed of the vehicle.
A、Right
B、Wrong
Answer：A
14、When there is a sudden braking failure on a downhill road, in which ones of the following ways can drivers reduce speed?
A、Driving onto the emergency lane and reduce speed and stop there
B、Rubbing the vehicle body against the rocks or trees on roadside
C、Pulling up the handbrake first
D、Immediately changing to a low gear
Answer：ABD
15、It is a bad habit for a driver to put his left arm on the window of the vehicle or hold the gear lever in his right hand for a long time.
A、Right
B、Wrong
Answer：A
16、The sign on the right warns of no passing on either side of the road ahead.
A、Right
B、Wrong
Answer：B
17、Mr Li drove a large bus with 21 passengers( capacity 35 people). He found the braking system was abnormal on the way but failed to repair it. When running on the Shuangdao Haiwan Bridge at a speed of 50 kilometers per hour(speed limit 40 km/h), the bus fell into the sea due to a braking system failure, killing 13 people and injuring 8. What's the main illegal act committed by Mr Li?
A、Speeding
B、Fatigued drivin
C、Carrying more passengers than permitted
D、Driving a motor vehicle with potential safety hazard
Answer：AD
18、The sign on the right side indicates that turning left is not permitted at the intersection ahead.
A、Right
B、Wrong
Answer：A
19、Which one of the following vehicle types is not allowed to pass, as indicated by the right-hand sign?
A、Large trucks
B、Large buses
C、Motor vehicles of all kinds
D、Small vans
Answer：C
20、Before a motor vehicle enters a tunnel, the driver should adjust the speed in accordance with the indication of the traffic sign at the entrance of the tunnel.
A、Right
B、Wrong
Answer：A