中国大学MOOC: A letter of invitation can be classified into formal invitation and informal invitation.
举一反三
- A letter of invitation can be classified into formal invitation and informal invitation. A: 正确 B: 错误
- An invitation letter is a kind of social letter,it is divided into formal invitation and informal invitation.( )
- An invitation card is always used on informal occasions while an invitation letter is always used on formal ones.
- For letter of invitation, we should use the structure of a/an ____. A: informal letter B: formal letter C: personal letter
- In what situation is the invitation letter often used A: Formal situations B: Informal situations C: Both formal and informal situations