1) What is it? It's a fox
2)Who are those boys? Those boys are her nephews
3) Where is that man from? He is from Greece
4)What is it? It's a box
5)What(Who) are those girls? those girls are students
6) Where is their cousin from? Their cousin is from Holland
7)How old is your uncle? My uncle is 48
8) What is it? It's a window