1、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
2、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
3、The sign on the right warns of a hump bridge right ahead.
A、Right
B、Wrong
Answer：B
4、What should the driver do when the motor vehicle counters this situation?
A、Sound the horn continuously to warn
B、Speed up and bypass from the front
C、Slow down when encountering any risks
D、Slow down voluntarily and yield
Answer：D
5、The sign on the right indicates that the number of the lanes ahead will increase.
A、Right
B、Wrong
Answer：B
6、The sign on the right indicates a section for ascertaining the distance between the vehicles 200 meters ahead.
A、Right
B、Wrong
Answer：A
7、It is an illegal act for the driver to make calls while driving.
A、Right
B、Wrong
Answer：A
8、The sign on the right warns that the road will narrow over the next 5 kilometers.
A、Right
B、Wrong
Answer：A
9、A driver should speed up when passing through road sections with this traffic marking.
A、Right
B、Wrong
Answer：B
10、What should motor vehicle drivers do when going straight and passing through the intersection ahead?
A、Reduce speed when approaching the intersection
B、Reduce speed after entering the intersection
C、May pass through the intersection without speed reduction
D、Accelerate in advance to pass through the intersection
Answer：A
11、As shown in the flash, when overtaking a vehicle in front, the driver should make the horizontal distance as large as possible and may cross the solid line if necessary.
A、Right
B、Wrong
Answer：B
12、The sign on the right indicates that the speed limit is 50km/hour.
A、Right
B、Wrong
Answer：B
13、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
14、Dangerous chemicals possess the characteristics of explosion, inflammation, poison, erosion and radiation.
A、Right
B、Wrong
Answer：A
15、Motor vehicle drivers are allowed to overtake as long as there are no oncoming vehicles.
A、Right
B、Wrong
Answer：B
16、The driver should yield to other non-motor vehicles when the motor vehicle turns right at this Intersection.
A、Right
B、Wrong
Answer：A
17、A motor vehicle may stop and yield if it encounters any problem when changing to the driving lane from an acceleration lane.
A、Right
B、Wrong
Answer：B
18、At 13: 10 pm, Mr Luo set out in his medium bus from 0 km mark on the highway, and by 14: 10 had passed the 125km mark by 200 meters, he caused a rear-end collision with a motor vehicle that ran into the side slope on the southwest side, killing 11 people and injuring 2. Which of the following law-breaking acts did Mr. Luo commit?
A、Speeding
B、Driving not in accordance with traffic markings
C、Exceeding carrying capacity
D、Fatigued driving
Answer：A
19、When a motor vehicle passes over an overflowing bridge, what should the driver do after stopping and observing closely?
A、Change to a high gear and pass rapidly
B、Constantly observe the changes of the flow
C、Prepare to stop at any time
D、Change to a low gear and pass through at a constant speed
Answer：D
20、When driving on an expressway, drivers should not frequently change lanes.
A、Right
B、Wrong
Answer：A