Упр. 4. Поставьте указательное местоимение.
1.(That, this) is our house and (that, this) is theirs.
2. (This, these) are books.
3. (This, these) is a red ball and (this, that) is a yellow ball.
4.(That, these) is a cat and (those, this) are mice. I like (this, these) flowers!