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?
2024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 2024 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
- When driving into the traffic flow on a main road from a relief road, drivers should speed up.
- Mr. Yang drove an adapted minibus (capacity 9 people and carrying 64 passengers, including 62 kindergarten pupils). When driving in Ma Caogou Village of Yu Linzi County, the bus used the lane for oncoming traffic and had a head-on colision with a heavy dump truck. As a result of this accident, 22 people were killed and 44 injured. What are the main illegal acts in this case?
- What should the driver do to ensure safe driving when the motor vehicle encounters this situation in a residential area?
- 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?
- What should the driver do in this situation?
- 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?
- When a motor vehicle encounters this situation at a crosswalk, the driver must slow down and pass slowly.
- The sign on the right warns of a winding road to the left ahead.
- Mr. Qian drove a large sleeper coach with 45 passengers (capacity 40 people) at a speed of more than 40 kilometers per hour. On a long slope with sharp curves in Basu County, the coach fell into a 100-meter-deep valley, killing 17 people and injuring 20. What is the main illegal act committed by Mr. Qian?
- What should motor vehicle drivers do when going straight and passing through the intersection ahead?
- What does this sign on the fly-over junction indicate?
- How should the driver use vehicle lights when the motor vehicle enters this intersection?
- The sign on the right warns of a continuous downhill section ahead.
- What should the driver do to ensure the motor vehicle passes the level crossing safely?
- What should be done by drivers in order to drive safely on the road in this condition?
- What is the meaning of the sign on the right?