1、When a motor vehicle encounters thick fog on an expressway and the visibility is poor, the driver should immediately brake and stop.
A、Right
B、Wrong
Answer：B
2、What should be given attention when setting off in this weather?
A、Turning on the high-beam
B、Turning on the front and rear fog lamps
C、Turning on the left indicator only
D、Continuously sounding the horn
Answer：B
3、Dangerous chemicals possess the characteristics of explosion, inflammation, poison, erosion and radiation.
A、Right
B、Wrong
Answer：A
4、When driving on an expressway in rain, the driver should slow down to avoid steering failure arising from "water slide"
A、Right
B、Wrong
Answer：A
5、When a motor vehicle temporarily stops at night, which lamp should be turned on?
A、Front and rear fog lamp, clearance lamp and rear position lamp
B、Head lamp, clearance lamp and rear position lamp
C、Hazard lamp, clearance lamp and rear position lamp
D、Reverse lamp, clearance lamp and rear position lamp
Answer：C
6、When encountering a school bus which stops at the right roadside and students are embarking or disembarking, and there are three motor vehicle lanes in each direction, motor vehicle drivers on the left lane behind the bus should stop and wait.
A、Right
B、Wrong
Answer：B
7、The sign on the right warns of a hump bridge right ahead.
A、Right
B、Wrong
Answer：B
8、The sign on the right warns of an embankment road 200 meters ahead.
A、Right
B、Wrong
Answer：A
9、The sign on the right warns of a danger from rockfall on the left side.
A、Right
B、Wrong
Answer：A
10、Drivers may temporarily cross these central broken and solid yellow lines when overtaking.
A、Right
B、Wrong
Answer：A
11、When encountering a road like this, motor vehicle drivers should downshift in advance to maintain the dynamic of the motor vehicle.
A、Right
B、Wrong
Answer：A
12、Motor vehicles are permitted to follow the guidance of the arrow in this picture and enter the lane of an expressway.
A、Right
B、Wrong
Answer：B
13、As shown in the flash, what should the motor vehicle driver do when encountering this situation?
A、Reserve a safe crosswise distance and cut speed
B、Keep a normal speed
C、Use the emergency brake when approaching
D、Speed up and pass rapidly
Answer：A
14、The sign on the left indicates no U-turn at the intersection ahead.
A、Right
B、Wrong
Answer：A
15、Under such circumstances, the motor vehicle is allowed to overtake.
A、Right
B、Wrong
Answer：B
16、When the vehicle behind gives a notice of overtaking at night, the vehicle in front should not yield blindly.
A、Right
B、Wrong
Answer：A
17、The sign in front indicates the allocation of roads ahead.
A、Right
B、Wrong
Answer：B
18、When driving on a long downhill road, which is the best way to control driving speed?
A、Coast in neutral gear
B、Depress the clutch and coast
C、Use the engine to brake
D、Depress the brake pedal continuously
Answer：C
19、The sign on the right indicates the location of the highway emergency phone.
A、Right
B、Wrong
Answer：B
20、What should a driver do when the engine stalls suddenly on the road?
A、Apply emergency braking to stop the vehicle
B、Slow down and stop the vehicle
C、Change to neutral gear and coast
D、Shut down the ignition switch
Answer：B