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
- A motor vehicle should not pass the level crossing rapidly in this situation.
- The driver should turn left by the left side of the intersection central point.
- What should be done by the driver who intends to overtake but finds that the vehicle in front is also overtaking?
- Under this circumstance, motor vehicle drivers should give the right of way to oncoming vehicle.
- When encountering this situation in a residential area the driver should speed up and pass in front of the bicycle.
- How many kinds of law-breaking acts are displayed in flash 1?
- How many kinds of law-breaking acts are displayed in flash 7?
- Which one of following ways is the safest when driving a motor vehicle on this road?
- The driver should yield to other non-motor vehicles when the motor vehicle turns right at this Intersection.
- In such circumstances, which one of the following statements is the safest measure for a motor vehicle driver to take?
- The sign on the right warns of an abrupt slope section ahead.
- What should be checked before driving?
- The sign on the right warns of right-hand S-shaped bend ahead.
- When encountering such a situation, the motor vehicle driver should change to the left lane rapidly.
- Motor vehicles are permitted to move to the right lane at this intersection.
- What should motor vehicle drivers do under such circumstances at night?