Question

1) (Boy)toy-boys toy ( пример)
2)(Cat)house-
3)(Ann)book-
4)(Boys)copybooks-
5)(Dan)car-
6)(Girls)dolls-
7)(My parents)flat-
8)(My friend)camera-
9)(My grandparents)garden-
10)(My sister)phone-

Answer 1

cat`s house 
ann`s book
boys` copybook
dan`s car
girls` car
my parents` flat
my friend`s camera
my grandparents` garden
my sister`s phone