4 Find the formal equivalents of these words and expressions in the letter.
1 something happened (Paragraph 1)
an incident took place
2 made a lot of trouble for me (Paragraph 1)
3 chose (Paragraph 2)
4 wanted (Paragraph 2)
5 enough (Paragraph 3)
6 told (Paragraph 3)
7 I'll have to (Paragraph 4)