1.That is our school.=That shcool is ours.
2.These are her notebooks.=These notebooks are hers.
3.Those are their crayons.=Those crayons are theirs
4.Is this your present?=Is this present yours?
5.Are these his paints?=Are these pants his?
二.对括号里提问
This is (my) new school bag.
Whose new school bag is this
This new school bag is (mine).
Whose is this new school bag?
Those are (our) brushes.
Whose brushes are those?
Those brushes are (ours).
Whose are those brushes?
That is (Kitty's) thick crayon.
Whose thick crayon is that?
That thick crayon is (Kitty's).
Whose is that thick crayon?