180. When this signal is constantly flashing, how should a driver react?
A. Speed up as soon as possible
B. Pull over and wait
C. Observe the traffic situation around to make sure of safe driving
D. Refrain from passing
Answer：C
Previous question: 179. Which one of the following ways to pass this intersection is correct?
Next question: 181. Upon encountering this traffic signal, how should a driver react?
2025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 2025 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
- In this driving condition, drivers should turn on the high-beam when setting off.
- How should motor vehicle drivers make a U-turn at the intersection ahead?
- What caused this drivers death in an accident?
- What should be done by drivers in order to safely pass through the curve in this condition?
- When driving a motor vehicle into a traffic flow, drivers should not hold up other vehicles.
- As shown in the flash, when overtaking a vehicle in front, the driver should make the horizontal distance as large as possible and may cross the solid line if necessary.
- How many kinds of law-breaking acts are displayed in flash 4?
- What should the driver do when the motor vehicle encounters this situation in a residential area?
- How should lamps be used when a motor vehicle meets an oncoming bicycle on a narrow road or a narrow bridge at night?
- Which lamp should be turned on when motor vehicles pass through a road section at night where the street light condition is good?
- Motor vehicles drivers may overtake by borrowing the opposite lane on this kind of road.
- Under such circumstances, what should be done by a motor vehicle driver in order to yield out of courtesy?
- A motor vehicle should not pass the level crossing rapidly in this situation.
- Which one of the following is a safe way for motor vehicles to converge into an intersection marked with this sign?
- Under such circumstances, what should be done by the motor vehicle driver who has been overtaken?
- After setting off from the roadside, motor vehicle drivers should speed up as soon as possible and make a sharp left-turn in order to drive into the normal lane.