paraphrase
People speak Portuguese in Brazil.
Portuguese is spoken in Brazil.
The cleaner has cleaned the office.
The office has been cleaned
She worked for a man (the man used to be an athlete)
She worked for a man who used to be an athlete.
They called a lawyer (the lawyer lived nearby)
They called a lawyer who lived nearby.
My grandfather built this house in 1943.
This house was built in 1943 by my grandfather
He had written three books before 1867.
Three books had been written before 1867.
We broke the computer (the computer belonged to my father)
We broke the computer that belonged to my father.
I dropped a glass (the glass was new)
I dropped a glass that was new.
A workman will repair the computer tomorrow.
The computer will be repaired tomorrow.
Somebody must have taken my wallet.
My wallet must have been taken
It was a long and hot summer. I graduated from university.
The summer when I graduated from university was long and hot.
The little girl is sad. The little girl's / her doll was lost.
The little girl whose doll was lost is sad.
The Government is planning a new road near my house.
A new road is being planned near my house.
At six o'clock someone was telling a story.
At six o'clock a story was being told.
The man is in the garden (the man is wearing a blue jumper)
The man who is wearing a blue jumper is in the garden.
The girl works in a bank (the girl is from India)
The girl who is from India works in a bank.
By this time tomorrow we will have signed the deal.
By this time tomorrow the deal will have been signed.
The traffic might have delayed Jimmy.
Jimmy might have been delayed by the traffic.
The dog is over there. The dog's / its owner lives next door.
The dog whose owner lives next door is over there.
I live in this city, I study here.
I live in the city where I study.