凉山州科目四英语pdf
1、When encountering a situation like changing to a left lane, motor vehicle drivers should yield.
A. Right
B. Wrong
Answer：A
2、Which of the following is a safe way for motor vehicles to pass the intersection marked with this sign?
A. Stop and observe the traffic situation around the intersection
B. Approach the intersection by speeding up
C. Observe the traffic situation on the left rear side
D. Approach the intersection at a reduced speed
Answer：D
3、On which of the following roads may the wheels be most easily locked when braking?
A. Concrete road
B. Dirt road
C. Road covered by ice and snow
D. Sand road
Answer：C
4、Motor vehicles are prohibited from stopping on the ramp of an expressway.
A. Right
B. Wrong
Answer：A
5、Under such circumstances at a congested intersection, what should motor vehicle drivers do?
A. Force the vehicle to go back to its original lane
B. Closely follow the vehicle in front and refuse to yield
C. Politely yield and pass through
D. Sound the horn and turn on the head lamps
Answer：C
6、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
7、Drivers may cross these central solid and broken yellow lines when overtaking.
A. Right
B. Wrong
Answer：B
8、What should be done when drivers evade an emergency on the highway?
A. Take braking measures to reduce speed
B. Yield by turning to the left side
C. Evade by swiftly turning the steering wheel
D. Yield by turning to the right side
Answer：A
9、What should the driver do when seeing these hand signals.
A. Stop and wait
B. Go straight and pass through the intersection
C. Turn right at the intersection
D. Turn left at the intersection
Answer：A
10、Drivers may go straight and pass through when trafficpolice give these hand signals
A. Right
B. Wrong
Answer：B
11、When driving on a muddy road, the driver should hold the steering wheel firmly and speed up to pass through.
A. Right
B. Wrong
Answer：B
12、How to ensure motor vehicles have sufficient power when driving uphill?
A. Downshift before reducing speed
B. Downshift after reducing speed
C. Downshift when the speed is excessively low
D. Downshift to the fullest extent
Answer：A
13、Crossing the broken white line on the right edge of the road is allowed.
A. Right
B. Wrong
Answer：A
14、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
15、When there is a braking failure on a downhill road the driver should change the gear to one position or two positions lower, and control the speed by taking advantage of the braking role of the engine.
A. Right
B. Wrong
Answer：A
16、What should a motor vehicle driver do to ensure safety when experiencing a breakdown at night?
A. Park in a safe place
B. Turn on hazard lamp
C. Turn on clearance lamp and tail lamp
D. Set up a warning sign in accordance with regulation
Answer：ABCD
17、Under such circumstances, what should motor vehicle drivers do?
A. Continuously sound the horn
B. Pass quickly
C. Pass at a lower speed
D. Bypass from either side
Answer：C
18、When a motor vehicle encounters this situation at a crosswalk, the driver must slow down and pass slowly.
A. Right
B. Wrong
Answer：B
19、Motor vehicles on this kind of road are only allowed to overtake the vehicle in front from left.
A. Right
B. Wrong
Answer：A
20、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