Перефразируйте следующие словосочетания и предложения, употребляя притяжательный падеж (possessive case). 1 the ball of the boy. 2 this is the chair of my grandmother. 3 the skateboard of that man. 4 he was a friend of my cousin. 5 give me the books of these students. 6 the songs of the children. 7 the umbrella of my grandmother. 8 it was the best holiday of my parents