9.
1) this child has got a big toy
it is the child's big toy
2) their sons have got a big room
it is the their sons' big room
3) Marry has got a nice Christmas present
it is the Marry's Christmas present
4) the girls have got a white kitten
it is the girls' white kitten
10.
a)
–Which book is about Pets?
-the first book is about Pets.
–which book is about Holidays in England?
-the eight book is about Holidays in England.
–Which book is about Sports?
-the sixth book is about Sports.
–Which book is about Animals?
-the second book is about Animals.
–Which book is about School?
-the third book is about School.
–Which book is about Great Britain?
-the seventh book is about Great Britain.
–Which book is about Houses?
-the fifth book is about Houses.
b)
twenty-three – twenty-third
forty-six – forty-sixth
sixty-two – sixty-second
eighty-nine – eighty-ninth
ninety-one – ninety-first