Calvin ________ an excuse to refuse her invitation.
举一反三
- Invitation could be written invitation or oral invitation. A: Yes B: No
- An invitation letter is a kind of social letter,it is divided into formal invitation and informal invitation.( )
- A business invitation ________ greatly from a personal invitation.
- 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