1、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
2、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
3、The slow-down-and-yield line at the intersection ahead indicates that vehicle drivers should stop and give the right of way to vehicles on the trunk road.
A、Right
B、Wrong
Answer：B
4、After setting off from a roadside, motor vehicle drivers should watch both sides of the road, turn left and drive into the normal lane slowly.
A、Right
B、Wrong
Answer：A
5、Motor vehicles drivers may overtake by borrowing the opposite lane on this kind of road.
A、Right
B、Wrong
Answer：B
6、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
7、Before driving, it is necessary to check whether the cooling liquid, engine oil and fuel oil, are leaking.
A、Right
B、Wrong
Answer：A
8、When a motor vehicle moves through water, the driver should try to maintain a constant speed and sufficient power and pass through without stopping.
A、Right
B、Wrong
Answer：A
9、The sign on the right side warns of crosswind on the mountain pass ahead.
A、Right
B、Wrong
Answer：A
10、The sign on the right warns of an unguarded railway crossing 150 meters ahead.
A、Right
B、Wrong
Answer：A
11、Motor vehicles are not permitted to change lanes in this position.
A、Right
B、Wrong
Answer：A
12、After entering the acceleration lane of an expressway, the driver should increase the speed to how many kilometers per hour?
A、More than 30 km/hour
B、More than 40 km/hour
C、More than 50 km/hour
D、More than 60 km/hour
Answer：D
13、As shown in the flash, the driver's act is correct.
A、Right
B、Wrong
Answer：B
14、What should the driver do when the motor vehicle encounters this situation in a residential area?
A、Stop immediately
B、Speed up and pass rapidly
C、Sound the horn continuously
D、Slow down and pass slowly
Answer：A
15、When the engine suddenly stalls on the road and cannot be restarted, the driver should pull over in a timely fashion and identify the cause of the stalling.
A、Right
B、Wrong
Answer：A
16、The sign on the right warns of a winding road to the left ahead.
A、Right
B、Wrong
Answer：B
17、The diamond-shaped broken line warns that drivers should drive at a lower speed on the road sections ahead.
A、Right
B、Wrong
Answer：A
18、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
19、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
20、The sign on the right warns of a widened right-hand road ahead.
A、Right
B、Wrong
Answer：B