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
- What should the motor vehicle driver do when the motor vehicle encounters the crosswalk in this situation?
- Having driven a medium passenger vehicle (carrying 27 passengers) to the southern end of Qianling Village of Sidu Town, Mr. Xu drove upslope but the vehicle slid backward and dropped from an 80-meter cliff, killing 11 people and injuring 7. Which of the following law-breaking acts did Mr. Xu commit?
- What should the driver do if he wants to turn left at this intersection?
- At this intersection, motor vehicle drivers may directly make a U-turn along the U-turn turning lane.
- The leading cause of this accident is that the driver failed to make sure that it was safe to reverse before doing so.
- When driving a motor vehicle into a traffic flow, drivers should not hold up other vehicles.
- When a motor vehicle temporarily stops at night, which lamp should be turned on?
- In the condition of low visibility, drivers should turn on the low-beam when setting off
- Which lamp should be turned on when motor vehicles pass through a road section at night where the street light condition is good?
- What should be done by the driver who intends to overtake but finds that the vehicle in front is also overtaking?
- Motor vehicles are permitted to move to the right lane at this intersection.
- Upon encountering this traffic signal, how should a driver react?
- When seeing this sign, the driver should slow down promptly.
- When encountering an obstacle on one side of the road, what should vehicles do as they approach each other?
- Mr. Tao drove a midsize bus with 33 passengers. At the spot of 163 kilometers on the South Xuping Expressway, the bus clashed at a speed of 120 kilometers per hour with Mr. Ans minibus parked without any warning signs on the inside lane, due to breakdown after an accident. The midsize bus overturned after collided with the guardrail on the right-hand side. As a result of the accident, 16 people were killed and 15 injured. What are the main illegal acts of the two drivers?
- What should the driver do to ensure safe driving when the motor vehicle encounters this situation in a residential area?