上海英语科目四
1、This sign warns that the section ahead is under traffic monitoring.
A. Right
B. Wrong
Answer：A
2、Drivers may turn left when traffic police give these hand signals.
A. Right
B. Wrong
Answer：B
3、How should a motor vehicle follow the other vehicle In front when driving on a road covered with ice and snow?
A. Keep a long safe distance
B. Turn on hazard lamp
C. Change between high-and-low beam alternatively
D. Sound the horn in due time to give a notice to the vehicle in front
Answer：A
4、The broken white reflective line on the road warns that drivers should drive at a lower speed on the road section ahead.
A. Right
B. Wrong
Answer：A
5、Rescue personnel should check the breath of the unconscious person before applying any other emergency treatment.
A. Right
B. Wrong
Answer：A
6、As shown in the flash, the driver?ˉs act is correct.
A. Right
B. Wrong
Answer：B
7、The yellow broken line on the curb indicates that vehicles are not allowed to stop and let passengers embark or disembark or load and unload freight at the roadside.
A. Right
B. Wrong
Answer：B
8、How will the adhesive force of road change when speed increases on a damp and slippery road?
A. Increase sharply
B. Increase gradually
C. decrease sharply
D. No change
Answer：C
9、The sign in front indicates the name and number of the highway.
A. Right
B. Wrong
Answer：A
10、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
11、What should motor vehicle drivers do under the circumstance shown in the flash?
A. Drive by borrowing the opposite lane
B. Brake suddenly and pass through at a lower speed
C. Drive by the outer side of the curve
D. Reduce speed fully and drive by the right side
Answer：D
12、The sign on the right indicates that drivers should choose their lanes in accordance withthe directions indicated by arrows.
A. Right
B. Wrong
Answer：A
13、When an erosive material catches fire, it should not be put out with water cannon.
A. Right
B. Wrong
Answer：A
14、After setting off from the roadside, motor vehicle drivers should speed up as soon as possible and make a sharp left-turn in order to drive into the normal lane.
A. Right
B. Wrong
Answer：B
15、When rescuing a person sustaining full-body burns the rescue personnel may spray cool water to his body to put out the fire.
A. Right
B. Wrong
Answer：A
16、The sign on the right warns drivers to yield for oncoming motor vehicles.
A. Right
B. Wrong
Answer：B
17、What is the meaning of the sign on the right?
A. Parking prohibited
B. Temporary parking permitted
C. Picking up or dropping off passengers permitted
D. Stopping to unload permitted
Answer：A
18、Under such circumstances, motor vehicle drivers should follow the vehicle in front and drive into the Intersection to wait.
A. Right
B. Wrong
Answer：B
19、The sign on the right warns of a widened left-hand road ahead.
A. Right
B. Wrong
Answer：B
20、When parking for a long time on an upward slope due to breakdown on the road, drivers should use this method to stop up wheels.
A. Right
B. Wrong
Answer：B