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?
- 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?
- What is the meaning of the sign on the right?
- 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.
- Under such circumstances, what should be done by a motor vehicle driver in order to yield out of courtesy?
- What should the driver do if he encounters pedestrians in this situation at an intersection?
- As shown in the flash, what should the motor vehicle driver do when encountering this situation?
- What should be done to keep safe when a motor vehicle driver is overtaking in this condition?
- Which one of the following vehicle types is not allowed to pass, as indicated by the right-hand sign?
- Mr. Zhao (with an A2 driving license) drove a large sleeper coach on the No. 219 National Road in Yecheng County. When passing a curve at the spot of 226 kilometers mark by 215 meters on the road, the coach fell into the ravine on one side, killing16 people and injuring 26. What is the main illegal act committed by Mr. Zhao?
- What should the driver do in case the public bus suddenly pulls out from this bus station?
- Under this circumstance, motor vehicle drivers should give the right of way to oncoming vehicle.
- When encountering an obstacle on one side of the road, what should vehicles do as they approach each other?
- When a motor vehicle stops in snow, which lamp should be turned on?
- What should motor vehicle drivers do under the circumstance shown in the flash?
- When reversing in this condition, in which of the following ways can motor vehicle drivers keep safe?