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
- As shown in the flash, the actions of the driver are correct.
- What should the driver do if he encounters this situation at the intersection when driving straight?
- Motor vehicles are prohibited from turning left in this situation.
- After setting off from a roadside, motor vehicle drivers should watch both sides of the road, turn left and drive into the normal lane slowly.
- Mr. Qi drove a large bus with 28 passengers (capacity 55 people). When arriving at an intersection without any traffic signals from south to north at a speed of 50 kilometers per hour, the bus had a side collision with Mr. Li¡¯s heavy semi-trailer tractor (capacity 40 tons and carrying 55.2 tons) running from east to west. As a result of this accident, 12 people were killed and 17 injured. What are the main illegal acts in this case?
- Mr. Tang drove a large bus with 74 passengers (capacity 30 people). When descending a long curving slope at a speed of 38 kilometers per hour, the bus overturned to a brook beside the road. As a result of the accident, 17 people were killed and 57 people injured. What is the main illegal act committed by Mr. Tang?
- At this intersection, motor vehicle drivers may directly make a U-turn along the U-turn turning lane.
- The sign on the right warns of a continuous downhill section ahead.
- The red car is allowed to drive on this lane.
- What should the driver do if he wants to turn left at this intersection?
- What should the driver do if he encounters pedestrians in this situation at an intersection?
- Before setting off, it is necessary to check the driving cabin, engine cabin, external and tires of the motor vehicle.
- What should the driver pay attention to in this situation?
- When encountering this situation in a residential area, the driver should follow them closely.
- 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 this circumstance, motor vehicle drivers should not reduce speed.