How to write a letter of invitation?
举一反三
- Why do we write an invitation letter?
- Please write an invitation letter in at least 50 words.
- Write （ ） letter when you want to extend a business invitation, such as an invitation to a party or other event.
- 中国大学MOOC: Why do we write an invitation letter?_
- To write an invitation letter, you should follow the three steps except _______.