乌海英语科目四
1、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
2、Before setting off, it is necessary to check the driving cabin, engine cabin, external and tires of the motor vehicle.
A. Right
B. Wrong
Answer：A
3、The motor vehicle should stop on the right and wait in this situation.
A. Right
B. Wrong
Answer：A
4、Motor vehicles should stop and wait when encountering two red lights flashing alternately at level crossings.
A. Right
B. Wrong
Answer：A
5、When encountering such pedestrians while driving, a longer safety distance should be kept by drivers.
A. Right
B. Wrong
Answer：A
6、When encountering a school bus which stops at the right roadside and students are embarking or disembarking, what should motor vehicle drivers do?
A. If there is only one motor vehicle lane in each direction, motor vehicle drivers behind the bus should stop and wait.
B. If there are two motor vehicle lanes in each direction, motor vehicle drivers in the left lane behind the bus may overtake the bus at a lower speed
C. If there are three motor vehicle lanes in each direction, motor vehicle drivers in the middle lane behind the bus should stop and wait
D. If there are three motor vehicle lanes in each direction, motor vehicle drivers in the left lane behind the bus may pass at a lower speed
Answer：ACD
7、The guide arrow on the road surface of this lane indicates that only left turns are permitted at the intersection ahead.
A. Right
B. Wrong
Answer：A
8、The road marker indicates that vehicles are not allowed to make a U-turn at the intersection ahead.
A. Right
B. Wrong
Answer：A
9、The sign on the right warns of a village or town ahead suggesting a 30km/hour speed.
A. Right
B. Wrong
Answer：A
10、When such circumstances happen suddenly, drivers should reduce speed in a timely fashion or stop to yield.
A. Right
B. Wrong
Answer：A
11、When a wounded person suffering bone fracture in the thigh, shank or spine, moving the wounded person is usually prohibited.
A. Right
B. Wrong
Answer：A
12、The sign on the right warns of a widened left-hand road ahead.
A. Right
B. Wrong
Answer：B
13、Which one of the following is the safest way when driving a motor vehicle on this road?
A. Cutting speed or stopping to yield
B. Driving along the center of the road
C. Keeping a normal speed
D. Approaching vehicles by taking the opposite lane
Answer：A
14、What should be done by motor vehicle drivers in order to yield politely to such pedestrians?
A. Speed up and bypass in front of the pedestrians
B. Speed up and bypass from behind the pedestrians
C. Reduce speed or stop to yield
D. Continuously sound the horn to alert the pedestrians
Answer：C
15、The sign on the right warns of low-lying road ahead.
A. Right
B. Wrong
Answer：A
16、When there is a sudden braking failure on a downhill road, what should be done by the driver?
A. Driving to an emergency lane and reducing speed to stop
B. Dropping the gear by two positions
C. Changing to the reverse gear to force the vehicle to stop
D. Reducing speed by pulling up the handbrake
Answer：A
17、The sign on the right warns of a dangerous mountainside road ahead.
A. Right
B. Wrong
Answer：A
18、When driving a motor vehicle into a traffic flow, drivers should not hold up other vehicles.
A. Right
B. Wrong
Answer：A
19、Gun powder, explosives and detonating powder belong to which of the following dangerous chemicals?
A. Oxidizing materials
B. Inflammable solid materials
C. Explosives
D. Self-igniting articles
Answer：C
20、Under such circumstances, the driver should stop the vehicle and yield to pedestrians.
A. Right
B. Wrong
Answer：A