An introductory phrase is often used in formal invitation.
举一反三
- ______ invitation is often used in a business setting. A: formal B: informal C: formal and informal D: formal or informal
- An invitation letter is a kind of social letter,it is divided into formal invitation and informal invitation.( )
- In what situation is the invitation letter often used A: Formal situations B: Informal situations C: Both formal and informal situations
- 中国大学MOOC: A letter of invitation can be classified into formal invitation and informal invitation.
- A letter of invitation can be classified into formal invitation and informal invitation. A: 正确 B: 错误