商丘摩托车科目四英文版app

1. What is the meaning of this sign?

A. The lane for non-motorized vehicles

B. Yield non-motorized vehicles

C. No passing for non-motorized vehicles

D. Watch for non-motorized vehicles

Answer: D

2. When putting out a fire disaster that gives out erosive steam or poisonous gas, the firefighters should wear gas masks and other related protective articles and should operate from the windward side.

Answer: Y

3. 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

4. When rescuing a wounded person suffering from bone fracture, which of the following should be kept in mind?

A. Immediately send him/her to the hospital on a stretcher

B. Properly change the original posture when the injured person wounded

C. Dress the fracture with a bandage

D. Do not move the fractured body-part

Answer: D

5. When rescuing the persons who are losing blood, it is necessary to ______ first.

A. Observe

B. Dress the wounds

C. Stop bleeding

D. Inquire

Answer: C

6. What should motor vehicle drivers do when parking temporarily on a rainy day?

A. Turn on hazard lamp

B. Turn on front and back fog lamp

C. Turn on low-beam

D. Set up warning sign at the back of the vehicle

Answer: A

7. Matches, sulfur and red phosphorus are _________.

A. Explosives

B. Inflammable solid materials

C. Self-igniting articles

D. Oxidizing materials

Answer: B

8. Once inflammable gas causes a fire disaster, it should be put out with water in good time.

Answer: N

9. When a motor vehicle encounters a burning phenomenon, it should leave the vehicle quickly so as not to cause injury or asphyxia to the respiratory tract.

Answer: Y

10. 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

11. What is the meaning of this sign?

A. School area

B. Watch for children

C. Crosswalk

D. Watch for pedestrians

Answer: B

12. What is the meaning of this sign?

A. Driving at reduced speed in the section of 40 meters

B. Minimum speed is 40km/hr

C. Maximum speed is 40km/hr

D. 40km/hr speed limit ban is lifted

Answer: D

13. When there is bleeding at the bone fracture of a wounded person, the first thing to do is to fix the wounded part in position, then stop the bleeding and dress the wound.

Answer: N

14. What is the meaning of this sign?

A. No U turn

B. No changing to left lane

C. No turning left

D. No entering the left lane

Answer: C

15. What is the meaning of this sign?

A. Slippery section

B. Sharp curve

C. Inverse curve

D. Continuous curves

Answer: C

16. When rescuing the injured, it is necessary to ________.

A. Save life first and treat the wounds later

B. Treat the wounds first and safe life later

C. Help the slightly wounded persons first

D. Help the seriously wounded persons later

Answer: A

17. When an erosive material catches fire, it should not be put out with water cannon.

Answer: Y

18. What is the meaning of this sign?

A. Hump bridge

B. High outburst road

C. Low-lying road

D. Bump road

Answer: A

19. 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.

Answer: Y

20. When rescuers enter the scene to rescue the wounded after harmful gas leakage caused by traffic accidents, they must wear air respirators or cover their mouth and nose with wet towels.

Answer: Y