西安科目四英语book
1、Dangerous chemicals possess the characteristics of explosion, inflammation, poison, erosion and radiation.
A. Right
B. Wrong
Answer：A
2、Motor vehicles are not allowed to stop in this area for a long time.
A. Right
B. Wrong
Answer：A
3、When a motor vehicle accidentally hits a guardrail of a highway, the driver should stabilize and adjust the steering wheel properly, and refrain from turning the steering wheel drastically.
A. Right
B. Wrong
Answer：A
4、When a wounded person is beneath the wheel or cargo, we should help him out immediately by pulling the limbs of the wounded.
A. Right
B. Wrong
Answer：B
5、When entering an expressway ramp, which of the following statements is correct?
A. Drivers are allowed to overtake other vehicles
B. Drivers are prohibited from making U-turns
C. Drivers are allowed to stop
D. Drivers are allowed to reverse
Answer：B
6、The sign on the right warns of an embankment road 200 meters ahead.
A. Right
B. Wrong
Answer：A
7、The guide line of a changeable lane indicates that drivers can choose their direction at will.
A. Right
B. Wrong
Answer：B
8、Under the circumstances shown in the flash, what should the driver do?
A. Find a chance to overtake the vehicle in front
B. Weave through motor vehicles ahead and pass
C. Reduce speed, stop, and wait in line
D. Sound the horn to urge vehicles in front
Answer：C
9、The sign on the right warns of entering a tunnel, and requires reduced speed.
A. Right
B. Wrong
Answer：B
10、When driving in a residential area, the driver should not exceed the speed indicated by the speed limit sign.
A. Right
B. Wrong
Answer：A
11、The sign on the right warns of a road section ahead under construction.
A. Right
B. Wrong
Answer：A
12、What should be taken note of by drivers in this situation?
A. The motor vehicles on the left side
B. The motor vehicles on the right side
C. The motor vehicles behind
D. The motor vehicles in front
Answer：A
13、When braking, side skid or tail swing may occur if the rear wheels are blocked.
A. Right
B. Wrong
Answer：A
14、These traffic police signals indicate that passing is prohibited.
A. Right
B. Wrong
Answer：A
15、Drivers may turn left when traffic police give these hand signals.
A. Right
B. Wrong
Answer：B
16、The guide arrow on the road surface of this lane indicates that drivers are only permitted to continue straight at the intersection ahead.
A. Right
B. Wrong
Answer：B
17、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
18、What should the driver do on this kind of curving mountain road?
A. Borrow the opposite lane
B. Slow down and drive on the right
C. Stick to the central line of the road
D. Drive close to the right side
Answer：B
19、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
20、When a motor vehicle accidentally hits the guardrail of a highway, an effective protective measure is to turn dramatically in the opposite direction.
A. Right
B. Wrong
Answer：B