保山考摩托车科目四英文版app

1. When a gas tanker is leaking heavily, which of the following measures is wrong?

A. Cut off the power

B. Wear gas mask and protect gloves

C. Turn off the valve to stop leaking

D. Evacuate people to the leeward side

Answer: D

2. When a motor vehicle temporarily stops at night, which lamp should be turned on?

A. Front and rear fog lamp, clearance lamp and rear position lamp

B. Head lamp, clearance lamp and rear position lamp

C. Hazard lamp, clearance lamp and rear position lamp

D. Reverse lamp, clearance lamp and rear position lamp

Answer: C

3. What should the driver do to follow other motor vehicles on a mountain road?

A. Closely follow the vehicle in front

B. Increase the safety distance

C. Reduce the vertical distance between vehicles

D. Try to overtake the vehicle in front as soon as possible

Answer: B

4. What is the meaning of this sign?

A. U turn

B. Reversing

C. Left turn

D. Bypassing

Answer: A

5. When following other vehicles on the uphill section of a mountain road, what should the driver do if the vehicle in front stops?

A. Overtake from either side of the front vehicle

B. Stop close to the vehicle in front

C. Stop with a larger space from the vehicle in front

D. Sound the horn continuously to warn the other driver

Answer: C

6. What is the meaning of this sign?

A. Turn left

B. No going straight

C. Straight-going lane

D. One-way road

Answer: A

7. 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

8. When a wounded person suffering burns is thirsty, he may drink a small quantity of slightly salty water.

Answer: Y

9. What is the meaning of this sign?

A. Passing by the right side

B. Passing by the left side

C. Running to right side

D. Running the roundabout

Answer: D

10. What should be checked before driving?

A. No parts need to be checked

B. Whether the tires have been cleaned

C. Where the spare tire is placed

D. The fastening and air pressure of tires

Answer: D

11. What is the meaning of this sign?

A. Stop to yield

B. No stopping temporarily

C. No entry

D. No long stopping

Answer: A

12. 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

13. When encountering an obstacle on one side of the road, what should vehicles do as they approach each other?

A. The vehicle not encountering an obstacle should Yield to the other vehicle

B. The slower vehicle should yield to the faster

C. The vehicle encountering an obstacle should yield to the other vehicle

D. The faster vehicle should yield to the slower

Answer: C

14. What needs attention when a motor vehicle drives on a road covered with ice and snow?

A. Braking length is extended

B. Anti-skating resistance will be greater

C. The adhesive force of the road will be greater

D. The braking length will be shorter

Answer: A

15. At the scene of a traffic accident, once there is a leakage of toxic and harmful substances, people must be evacuated at the first time and alarmed immediately.

Answer: Y

16. When a wounded person is under the wheel or cargo, the wrong method is to pull the limbs of the wounded.

Answer: N

17. 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

18. When carrying the wounded persons in coma or in danger of suffocation, they should lie face up.

Answer: N

19. What is the meaning of this sign?

A. School area

B. Watch for children

C. Crosswalk

D. Watch for pedestrians

Answer: B

20. Matches, sulfur and red phosphorus are _________.

A. Explosives

B. Inflammable solid materials

C. Self-igniting articles

D. Oxidizing materials

Answer: B