121. How should lamps be used when motor vehicle drivers pass through a two-way tunnel?
A. Turn on the hazard lamps
B. Turn on the high-beam
C. Turn on the fog lamp
D. Turn on the low-beam
Answer：D
Previous question: 120. How should lamps be used by the motor vehicle driver who follows a vehicle on a road section where the street light condition is good?
2026年科目四英文版题库共700题，你可以免费查看前200题，完整版题库请添加微信购买：
The English version of the 2026 subject 4 question bank has a total of 700 questions. You can view the top 200 questions for free. Please add WeChat to purchase the complete version of the question bank.
Subject 4 test questions
- What is the intersection ahead indicated by the right sign?
- It is safest for a motor vehicle driver to overtake the vehicle in front from its righthand on this kind of road.
- When following a vehicle on the road, the distance from the vehicle in front is not important. As long as the driver goes forward at the same speed as the vehicle in front does, he can avoid a rear-end collision.
- Mr. Li drove a large bus with 21 passengers (capacity 35 people). He found the braking system was abnormal on the way but failed to repair it. When running on the Shuangdao Haiwan Bridge at a speed of 50 kilometers per hour (speed limit 40 km/h), the bus fell into the sea due to a braking system failure, killing 13 people and injuring 8. What is the main illegal act committed by Mr. Li?
- Which one of the following is the safest way when driving a motor vehicle on this road?
- What should the driver do in this situation?
- The braking distance will be shortened greatly when the motor vehicle is equipped with ABS brakes.
- When encountering an obstacle on one side of the road, what should vehicles do as they approach each other?
- What should motor vehicle drivers do under the circumstances shown in the flash?
- Which one of the following is the safest way to pass the oncoming vehicle on this road?
- The sign on the right warns of a continuous downhill section ahead.
- What is the meaning of the sign on the right?
- How should lamps be used by the motor vehicle driver who follows a vehicle on a road section where the street light condition is good?
- What is the function of ABS during emergency braking?
- A motor vehicle should not pass the level crossing rapidly in this situation.
- What should motor vehicle drivers do when going straight and passing through the intersection ahead?