151. What should the driver do to ensure the motor vehicle passes the level crossing safely?
A. Change to neutral gear and slide over
B. Switch to low gear after entering the level crossing
C. Decelerate and lower the gear before entering the level crossing
D. Stop and observe inside the level crossing
Answer：C
Previous question: 150. What should the driver do when the motor vehicle passes the level crossing?
Next question: 152. As shown in the flash, the motor vehicle chooses a correct way to pass through the level crossing.
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
- The sign on the right side warns of a sharp right turn ahead.
- What should motor vehicle drivers do under the circumstance shown in the flash?
- What should be done to keep safe when a motor vehicle driver is overtaking in this condition?
- Mr. He drove his large bus with 53 passengers (permitted carrying capacity 47) to 454 km mark by 100m along the Yining-hefei Expressway in Nanjing jurisdiction, where he was tailgated by a heavy-type semitrailer tractor. The bus left the road, breaking through the guardrail and catching fire. 17 people were killed and 27 injured. Which of the following law-breaking acts did Mr. He commit?
- The driver should turn left by the left side of the intersection central point.
- When a motor vehicle temporarily stops in fog, which lamp should be turned on?
- What should the driver do when the motor vehicle encounters this situation in front of a school?
- Which one of the following is the safest way when driving a motor vehicle on this road?
- When passing a sharp curve, motor vehicle drivers may overtake if there are few other vehicles on the road.
- Which one of the following ways to pass this intersection is correct?
- Motor vehicles are permitted to move to the right lane at this intersection.
- 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.
- 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.
- Motor vehicles drivers may overtake by borrowing the opposite lane on this kind of road.
- What should the driver pay attention to when the motor vehicle passes a school?
- Mr. Wu drove a large bus with 33 passengers (capacity 22 people). At the spot of 7 kilometers mark by 300 meters on the No 163 County Road, the bus lost control and fell into a ravine. As a result of the accident, 10 people were killed and 21 injured. In accordance with the alcohol test after the accident the blood alcohol content of Mr. Wu was 26 milligram per milliliter. What is the main illegal act committed by Mr. Wu?