Writing task 1 question types (general test)
In the general test, you will need to write a letter.
The instructions will tell you what type of letter to write.
There are two types:
1) A letter to a friend (informal letter).
2) A letter to anybody else* (formal letter)
*For example, your boss, the manager of a hotel, your professor, the owner of a shop, etc.
The website IELTS Advantage has some excellent guides on how to write both a formal letter or an informal letter.
Click below to see the guides: