Which of the following statements is true? A: Greetings and introductions are of great importance in US culture. B: People needn’t pay too much attention to greetings and introductions. C: Introducing oneself is more commonly used than being introduced to others. D: People needn't introduce others when they meet.

General-Specific structures are commonly found in the beginning of Abstracts and Introductions.

Conclusions tend to be shorter and more varied in format than introductions.

Business and Social introductions differ perhaps in some social introductions the format is sometimes slightly flexible.( )

General-Specific structures are commonly found in the beginning of Abstracts and Introductions. A: 正确 B: 错误

Which is not the rule of making introductions?

Business introductions are usually very formal.

When someone makes introductions, we may say________

Introductions of academic manuscripts are usually written in a specific-general structure.

People use last names when replying to introductions in ______________.