Form the words as in the example
Example: the texbook of the pupil - the pupli's textbooks
1 the letter of her friend - .....
2 the nickname of my sister - .....
3 the photos of the teachers -....
4 the sharpener of his brother -....
5 the felt-tip pens of their sons -....
6 the disks of the children -....
7 the computer of my parents - ....
Прошуууууууу помогитееееее!!!!!