181. Upon encountering this traffic signal, how should a driver react?
A. Observe the traffic situation and pass at a reduced speed
B. Pass at an increased speed without changing gears
C. Pass before the train comes
D. Crossing the stop line is prohibited
Answer：D
Previous question: 180. When this signal is constantly flashing, how should a driver react?
Next question: 182. Motor vehicles can turn right when driving into an intersection with this traffic signal.
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
- Which one of the following is the safest way when driving a motor vehicle on this road?
- What should motor vehicle drivers do under such circumstances at night?
- The leading cause of this accident is that the driver failed to make sure that it was safe to reverse before doing so.
- Motor vehicles drivers may overtake by borrowing the opposite lane on this kind of road.
- When driving a motor vehicle into a traffic flow, drivers should not hold up other vehicles.
- What should the driver do if he wants to turn right at this intersection?
- What should the driver pay attention to in this situation?
- How many kinds of law-breaking acts are displayed in flash 7?
- What should the driver do in this situation?
- Under such circumstances, what should be done by the motor vehicle driver who has been overtaken?
- When a motor vehicle turns left at this intersection the driver should change to the left lane in advance by the guide arrow.
- Under such circumstances, what should be done by a motor vehicle driver in order to yield out of courtesy?
- Upon encountering this traffic signal, how should a driver react?
- What should the motor vehicle driver do when the motor vehicle encounters the crosswalk in this situation?
- 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.
- Motor vehicles are not allowed to reverse in a tunnel.