雅安英语驾考科目四
1、Under such circumstances, what should the motor vehicle driver do?
A. Reduce speed and yield by the left side
B. Reduce speed and yield by the right side
C. Speed up and yield by the left side
D. Go ahead along the original route
Answer：A
2、When driving on a muddy road, what should drivers do if the wheels spin and slide?
A. Cover the ground under the wheels with gravels
B. Change to a high gear and speed out
C. Cover the ground under the driving wheels with gravels
D. Violently turn the steering wheel and suddenly speed up
Answer：C
3、The sign on the right warns of a widened right-hand road ahead.
A. Right
B. Wrong
Answer：B
4、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
5、What should the driver do when he encounters an oncoming ambulance in the same lane?
A. Keep to the side and reduce speed or stop to yield
B. Drive ahead by occupying another lane
C. Yield by speeding up and changing lanes
D. Drive ahead in the original lane
Answer：A
6、Motor vehicle drivers may borrow a special lane for other vehicle types, if one exists, to overtake.
A. Right
B. Wrong
Answer：B
7、Motor vehicle drivers don?ˉt need to fasten their seatbelt
A. Right
B. Wrong
Answer：B
8、Before driving, it is necessary to check whether the cooling liquid, engine oil and fuel oil, are leaking.
A. Right
B. Wrong
Answer：A
9、Under such circumstances, what should motor vehicle drivers do?
A. Guard against the sideslip of motor vehicles
B. Guard against the crossing of pedestrians
C. Speed up and pass through as quickly as possible
D. Continuously sound the horn
Answer：B
10、Which one of the following measures is correct when a motor vehicle intends to overtake but the vehicle in front refuses to yield?
A. Use a long-sounding horn
B. Follow the vehicle in front while turning high-beam
C. Wait for it to yield while keeping a safe distance
D. Use high-beam and low-beam alternatively
Answer：C
11、When a motor vehicle catches fire, the driver should swiftly turn off the engine and open the hood to extinguish the fire.
A. Right
B. Wrong
Answer：B
12、When passing another vehicle on a foggy day, what should drivers do?
A. Slow down and pass slowly
B. Maintain a safety distance
C. Properly use lamps
D. Drive at a high speed
Answer：ABC
13、The sign in front indicates that vehicles except public buses are not allowed to drive in this lane.
A. Right
B. Wrong
Answer：A
14、The drivers, loaders and supercargoes responsible for dangerous chemicals transportation should all full understand the chemical characteristics, potential risks, features of the packaging containers and emergency measures for any unexpected accidents.
A. Right
B. Wrong
Answer：A
15、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
16、What should the motor vehicle driver do when the motor vehicle encounters the crosswalk in this situation?
A. Slow down and pass
B. Speed up and pass
C. Sound the horn and pass
D. Stop immediately
Answer：A
17、Dangerous chemicals possess the characteristics of explosion, inflammation, poison, erosion and radiation.
A. Right
B. Wrong
Answer：A
18、What kind of harmful effect will be brought about by continuously using the foot brake on a long downhill road?
A. Shorten the engine?ˉs service life
B. Make the driver feel tired
C. Easily cause the vehicle to overturn
D. Reduce the braking efficiency
Answer：D
19、Drivers should drive at a lower speed when traffic police give these hand signals.
A. Right
B. Wrong
Answer：A
20、Which of the following measures is incorrect when a motor vehicle stops?
A. Stop at a stipulated place
B. Avoid stopping on pedestrian streets
C. Avoid obstructing the passing of other motor vehicles and pedestrians when temporarily stops on the road
D. Stop on the non-motor vehicle lane
Answer：D