o comprou

bought it

→ o
phrase Uncommon #15,671
bought it “O” refers to a masculine singular person or thing already mentioned. Placing it before the verb is more common in formal or written Portuguese.
PO: Você o comprou ontem?
EN: Did you buy it yesterday?

Quanto tempo faz que Saruman o comprou?

How long ago did Saruman buy it?

— O Senhor dos Anéis: As Duas Torres (2002)

Por que Tom o comprou?

Why did Tom buy it?

Onde foi que você o comprou?

Where did you buy it?

A prefeitura o comprou, farão um estacionamento.

The city government bought it; they're going to turn it into a parking lot.

— Cinema Paradiso (1988)

Tu és o único que o comprou.

You're the only one who bought it.

Você o comprou no mercado negro?

Did you buy it on the black market?

O caminhão de Tom já era usado quando ele o comprou.

Tom's truck was already used when he bought it.

Não, mas Maubert o comprou.

No, but Maubert bought it.

— Caché (2005)

O Sr. Olivier o comprou.

Mr. Olivier bought it.

— A Liberdade é Azul (1993)

Tom o comprou?

Did Tom buy it?

Mas quem o comprou?

But who bought it?

— Andrei Rublev (1966)

Onde o comprou?

Where did you buy it?

— Your Name. (2016)

Você é a única que o comprou.

You’re the only one who bought it.

Ele não o comprou afinal de contas.

He didn't buy it after all.

Você é o único que o comprou.

You’re the only one who bought it.

Tom não o comprou.

Tom didn't buy it.