two books
I've already read these two books.
I have two books.
Tom conseguiu comprar os dois livros que ele queria.
Tom managed to buy the two books he wanted.
Li estes dois livros, mas nenhum deles é interessante.
I read both of these books, but neither of them is interesting.
You have two books.
She has already published two books.
I read both books.
Há não passa de dois livros sobre a mesa.
There are only two books on the table.
He borrowed two books.