123. Which of the following is a bad habit when changing lanes?

A. Turning on the indicator in advance

B. Observing closely before changing a lane

C. Change lanes at will

D. Not obstructing the passing of other normally moving vehicles

Answer：C

Previous question: 122. When driving in rain and encountering pedestrians with umbrellas or wearing raincoats, what should be done by motor vehicle drivers in order to yield?

Next question: 124. What influence does smoking have upon driving?

2026年摩托车科目四英文版题库共345题，你可以免费查看前50题，完整版题库请添加微信购买：

The English version of the 2026 motorcycle subject 4 question bank has a total of 345 questions. You can view the top 50 questions for free. Please add WeChat to purchase the complete version of the question bank.

科目四试题

When rescuing the persons who are losing blood, it is necessary to ______ first.
When using splints, sticks or tree branches to keep the unexposed bones in position, it is necessary that these things should exceed the upper and lower joints of the wound.
Which lamp should be turned on when motor vehicles pass through a road section at night where the street light condition is good?
What is the meaning of this sign?
What is the meaning of this sign?
What is the meaning of this sign?
When discovering animals crossing the expressway on the highway, the driver should not drastically turn to evade.
When a wounded person is unable to get off the vehicle by himself, he should be removed from the vehicle so as to avoid a secondary injury.
What is the meaning of this sign?
What is the meaning of this sign?
What kind of harmful effect will be brought about by continuously using the foot brake on a long downhill road?
What is the meaning of this sign?
What is the meaning of this sign?
When approaching a vehicle on a narrow slope, which one of the following ways is correct?
When a motor vehicle encounters an accident, the driver should pay attention to whether there is fuel leakage, pipeline rupture, so as avoid accidents.
What is the meaning of this sign?