保山科目四英文题
1、Matches, sulfur and red phosphorus belong to which of the following dangerous chemicals?
A. Explosives
B. Oxidizing materials
C. Self-igniting articles
D. Inflammable solid materials
Answer：D
2、Under such circumstances, what should be done by the motor vehicle driver?
A. Reducing speed to give the right of way to the non-motor vehicle
B. Continuously sounding the horn to warn the vehicle in front to yield
C. Bypassing on the left of the non-motor vehicle
D. Accelerating to overtake by occupying the opposite lane
Answer：A
3、When braking, the steering will become impossible if the front wheels are blocked
A. Right
B. Wrong
Answer：A
4、Two parallel broken double-yellow lines indicate the position of a diversion lane.
A. Right
B. Wrong
Answer：A
5、Motor vehicles drivers may overtake by borrowing the opposite lane on this kind of road.
A. Right
B. Wrong
Answer：B
6、When rescuing a wounded person suffering from spinal fracture, which of the following measures should be taken?
A. Prevent heat loss
B. Rescue the wounded person with a soft stretcher
C. Keep the wounded part in position with a sling
D. Help the wounded person when walking
Answer：C
7、When driving a motor vehicle into a traffic flow, drivers should not hold up other vehicles.
A. Right
B. Wrong
Answer：A
8、As shown in the flash, what should the driver do when the motor vehicle encounters this situation?
A. Speed up and pass rapidly
B. Stop immediately
C. Sound the horn to indicate the pedestrians to yield
D. Observe the movement of pedestrians and non-motor vehicles before passing
Answer：D
9、If a motor vehicle breaks down or causes a traffic accident on the expressway and cannot run normally the vehicle may be towed by any accompanying motor vehicles.
A. Right
B. Wrong
Answer：B
10、If a motor vehicle enters a driving lane under this situation, what should the driver do?
A. Control the driving speed and follow the last vehicle
B. Speed up and cut in front of the second vehicle
C. Speed up and cut in front of the first vehicle
D. Cut in between two vehicles at will
Answer：A
11、Mr. Peng drove a heavy semi-trailer tractor with 37.7 tons of cargo (capacity 25 tons). When descending a slope on the Daguang Expressway, the tractor had a rear-end collision with Mr. Li?ˉs heavy dump truck (carrying 3.17 cubes of loess and 24 passengers in the container) occupying the emergency lane. As a result of this accident, 16 people were killed and 13 injured. What are the main illegal acts in this case?
A. Mr Peng exceeded the speed limit
B. Mr. Peng?ˉs tractor carried more cargo than limited
C. Mr Li illegally drove in the emergency lane
D. Mr. Li?ˉs truck illegally carried passengers in the container
Answer：BCD
12、The sign on the right warns of a bumpy road ahead.
A. Right
B. Wrong
Answer：B
13、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
14、Which is the correct way to use a fire extinguisher?
A. Stand on the leeward side
B. Direct the fire extinguisher at the source of fire
C. Try to approach the source of fire as close as possible
D. Direct the fire extinguisher at the flames
Answer：B
15、What influence does smoking have upon driving?
A. Harmful for safe driving
B. Increase concentration
C. Help relaxation
D. No effect on driving
Answer：A
16、Which of the following is a bad habit when changing lanes?
A. Turning on the indicator in advance
B. Observing closely before changing a lane
C. Change lanes at will
D. Not obstructing the passing of other normally moving vehicles
Answer：C
17、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
18、When a motor vehicle turns left at this intersection the driver should change to the left lane in advance by the guide arrow.
A. Right
B. Wrong
Answer：A
19、The sign on the right indicates the road width ahead is limited to 3 meters.
A. Right
B. Wrong
Answer：A
20、What should motor vehicle drivers do when approaching an oncoming vehicle on a frozen road?
A. Cut speed as approaching each other
B. Pass each other by speeding up properly
C. Pass each other slowly by cutting speed in advance
D. Pass each other along the central line to the best
Answer：C