The warnings on car-tails are a special form of communication. It not only performs the function of reminding and warning, but also alleviates drivers’ impatience and pains in the journey, and reflects the literacy of their creators as well as the civilization of the city. This paper analyzes the language features of the warnings on car tails in the city, and makes a detailed a-nalysis of some cases from the perspective of the Politeness Principle. It is pointed out that in the course of building a harmonious society, creations of warnings on ...
