Выберите правильный вариант указательного местоимения (этот, те, эти...):
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.
5. I like (this, these) flowers!