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
- Mr. Zou drove a large sleeper coach (capacity 35 people and carrying 47 passengers). At the spot of 938 kilometers of the Jinggang ao Expressway, large amounts of dangerous chemicals in the coach blew up, killing 41 people and injuring 6. What are the main illegal acts in this case?
- Having driven his vehicle at 110km/hour on an urban road, Mr. Lin is trying to leave the scene after a rear-end collision but is held back by bystanders. The alcohol concentration in his blood, tested in an alcohol test by the traffic police, is 135.8mg per hundred milliliters. Which of the following law-breaking acts did Mr. Lin commit?
- Motor vehicle drivers may reverse at an intersection.
- At this intersection, motor vehicle drivers may directly make a U-turn along the U-turn turning lane.
- Motor vehicles are not permitted to change lanes in this position.
- When temporarily parking on a raining day, what kind of lamp should the driver turn on?
- What should be done by the driver who intends to overtake but the motor vehicle in front neither reduces its speed nor allows the right of way?
- What should be done to keep safe when a motor vehicle driver is overtaking in this condition?
- What should the driver do in case the public bus suddenly pulls out from this bus station?
- What is the meaning of the sign on the right?
- When a motor vehicle stops temporarily in a rainy day,which lamp should be turned on?
- When encountering such a situation, the vehicles should cut speed or stop to yield as approaching each other.
- Motor vehicle drivers don¡¯t need to use any lamp at night when passing through a road section where the street light condition is good.
- When encountering such a situation, the motor vehicle driver should change to the left lane rapidly.
- The red car is allowed to drive on this lane.
- Which one of following ways is the safest when driving a motor vehicle on this road?