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. 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?
- When encountering this situation in a residential area the driver should speed up and pass in front of the bicycle.
- Motor vehicle drivers may make a U-turn in the broken line area as long as it will not affect the normal traffic flow.
- What should motor vehicle drivers do under the circumstances shown in the flash?
- When the motor vehicle encounters a crosswalk in this situation, the driver may speed up and pass rapidly.
- When encountering a situation like changing to a left lane, motor vehicle drivers should yield.
- Mr. Shi drove a low-speed cargo vehicle (capacity 1.2 tons)with 4.05 tons of cargo. At the spot of 51 kilometers mark by 260 meters on the No. 314 County Road in Ningjin County, the cargo vehicle had a head-on collision with a normally running midsize bus( capacity 11 people and carrying12) from the opposite direction after passing the central line of the road and overtaking the front vehicle in the same direction. As a result of this accident, 10 people were killed and 2 injured. What are the illegal acts in this case?
- Motor vehicle drivers are allowed to make a U-turn at this intersection.
- What should the driver do to ensure safe driving when the motor vehicle encounters this situation in a residential area?
- Under such circumstances, the motor vehicle driver should voluntarily reduce speed and let the vehicle behind overtake.
- At 3: 40 a.m. one day, Mr. Sun drove a large bus with 54 passengers(capacity 55 people). At the spot of 229 kilometers mark by 300 meters on Suiyue Expressway, the bus had a rear-end collision with a heavy semi-trailer driven by Mr. Li when passengers were getting off from the bus. As a result of the accident, 26 people were killed and 29 injured. According to the investigation afterwards, Mr. Li had been driving the bus since he left the place of departure at 6 p.m. the day before without any rest. What are the main illegal acts of the two drivers?
- What is the meaning of the sign on the right?
- What should the driver do in case the public bus suddenly pulls out from this bus station?
- The driver should turn left by the left side of the intersection central point.
- At 13: 10 pm, Mr. Luo set out in his medium bus from 0 km mark on the highway, and by 14: 10 had passed the 125km mark by 200 meters, he caused a rear-end collision with a motor vehicle that ran into the side slope on the southwest side, killing 11 people and injuring 2. Which of the following law-breaking acts did Mr. Luo commit?
- When encountering this situation in a residential area, the driver should follow them closely.